diff --git ruma-appservice-api/Cargo.toml ruma-appservice-api/Cargo.toml
index b48852c8..8641bc42 100644
--- ruma-appservice-api/Cargo.toml
+++ ruma-appservice-api/Cargo.toml
@@ -23,11 +23,11 @@ unstable-msc2409 = []
 unstable-msc3202 = []
 
 [dependencies]
-js_int = { workspace = true, features = ["serde"] }
+js_int = { version = "0.2.2", features = ["serde"] }
 ruma-common = { version = "0.10.5", path = "../ruma-common", features = ["api", "events"] }
-serde = { workspace = true }
-serde_json = { workspace = true }
+serde = { version = "1.0.147", features = ["derive"] }
+serde_json = { version = "1.0.87" }
 
 [dev-dependencies]
-assert_matches = { workspace = true }
+assert_matches = { version = "1.5.0" }
 serde_yaml = "0.9.14"
diff --git ruma-client-api/Cargo.toml ruma-client-api/Cargo.toml
index ddd2e44b..5756c055 100644
--- ruma-client-api/Cargo.toml
+++ ruma-client-api/Cargo.toml
@@ -31,16 +31,16 @@ client = []
 server = []
 
 [dependencies]
-assign = { workspace = true }
+assign = { version = "1.1.1" }
 bytes = "1.0.1"
-http = { workspace = true }
-js_int = { workspace = true, features = ["serde"] }
+http = { version = "0.2.8" }
+js_int = { version = "0.2.2", features = ["serde"] }
 js_option = "0.1.1"
-maplit = { workspace = true }
+maplit = { version = "1.0.2" }
 percent-encoding = "2.1.0"
 ruma-common = { version = "0.10.5", path = "../ruma-common", features = ["api", "events"] }
-serde = { workspace = true }
-serde_json = { workspace = true }
+serde = { version = "1.0.147", features = ["derive"] }
+serde_json = { version = "1.0.87" }
 
 [dev-dependencies]
-assert_matches = { workspace = true }
+assert_matches = { version = "1.5.0" }
diff --git ruma-common/Cargo.toml ruma-common/Cargo.toml
index 83f22461..4ba11cfb 100644
--- ruma-common/Cargo.toml
+++ ruma-common/Cargo.toml
@@ -48,15 +48,15 @@ unstable-sanitize = ["dep:html5ever", "dep:phf"]
 unstable-unspecified = []
 
 [dependencies]
-base64 = { workspace = true }
+base64 = { version = "0.20.0" }
 bytes = "1.0.1"
 form_urlencoded = "1.0.0"
 getrandom = { version = "0.2.6", optional = true }
 html5ever = { version = "0.25.2", optional = true }
-http = { workspace = true, optional = true }
+http = { version = "0.2.8", optional = true }
 indexmap = { version = "1.9.1", features = ["serde"] }
 itoa = "1.0.1"
-js_int = { workspace = true, features = ["serde"] }
+js_int = { version = "0.2.2", features = ["serde"] }
 js_option = "0.1.0"
 konst = { version = "0.2.19", features = ["rust_1_64", "alloc"] }
 percent-encoding = "2.1.0"
@@ -66,25 +66,25 @@ rand = { version = "0.8.3", optional = true }
 regex = { version = "1.5.6", default-features = false, features = ["std", "perf"] }
 ruma-identifiers-validation = { version = "0.9.0", path = "../ruma-identifiers-validation", default-features = false }
 ruma-macros = { version = "0.10.5", path = "../ruma-macros" }
-serde = { workspace = true }
-serde_json = { workspace = true, features = ["raw_value"] }
-thiserror = { workspace = true }
-tracing = { workspace = true, features = ["attributes"] }
+serde = { version = "1.0.147", features = ["derive"] }
+serde_json = { version = "1.0.87", features = ["raw_value"] }
+thiserror = { version = "1.0.37" }
+tracing = { version = "0.1.37", default-features = false, features = ["std", "attributes"] }
 url = "2.2.2"
 uuid = { version = "1.0.0", optional = true, features = ["v4"] }
 wildmatch = "2.0.0"
 
 # dev-dependencies can't be optional, so this is a regular dependency
-criterion = { workspace = true, optional = true }
+criterion = { version = "0.4.0", optional = true }
 
 [target.'cfg(all(target_arch = "wasm32", target_os = "unknown"))'.dependencies]
 js-sys = { version = "0.3", optional = true }
 
 [dev-dependencies]
-assert_matches = { workspace = true }
-assign = { workspace = true }
-http = { workspace = true }
-maplit = { workspace = true }
+assert_matches = { version = "1.5.0" }
+assign = { version = "1.1.1" }
+http = { version = "0.2.8" }
+maplit = { version = "1.0.2" }
 trybuild = "1.0.71"
 
 [[bench]]
diff --git ruma-federation-api/Cargo.toml ruma-federation-api/Cargo.toml
index 380d1ed3..a4508a80 100644
--- ruma-federation-api/Cargo.toml
+++ ruma-federation-api/Cargo.toml
@@ -26,11 +26,11 @@ unstable-msc3723 = []
 unstable-unspecified = []
 
 [dependencies]
-js_int = { workspace = true, features = ["serde"] }
+js_int = { version = "0.2.2", features = ["serde"] }
 ruma-common = { version = "0.10.5", path = "../ruma-common", features = ["api", "events"] }
-serde = { workspace = true }
-serde_json = { workspace = true }
+serde = { version = "1.0.147", features = ["derive"] }
+serde_json = { version = "1.0.87" }
 
 [dev-dependencies]
-assert_matches = { workspace = true }
-http = { workspace = true }
+assert_matches = { version = "1.5.0" }
+http = { version = "0.2.8" }
diff --git ruma-identifiers-validation/Cargo.toml ruma-identifiers-validation/Cargo.toml
index cd79ba78..28a9cd9e 100644
--- ruma-identifiers-validation/Cargo.toml
+++ ruma-identifiers-validation/Cargo.toml
@@ -15,5 +15,5 @@ all-features = true
 compat = []
 
 [dependencies]
-js_int = { workspace = true }
-thiserror = { workspace = true }
+js_int = { version = "0.2.2" }
+thiserror = { version = "1.0.37" }
diff --git ruma-identity-service-api/Cargo.toml ruma-identity-service-api/Cargo.toml
index 9dd4bc14..6edf1170 100644
--- ruma-identity-service-api/Cargo.toml
+++ ruma-identity-service-api/Cargo.toml
@@ -19,9 +19,9 @@ client = []
 server = []
 
 [dependencies]
-js_int = { workspace = true, features = ["serde"] }
+js_int = { version = "0.2.2", features = ["serde"] }
 ruma-common = { version = "0.10.5", path = "../ruma-common", features = ["api"] }
-serde = { workspace = true }
+serde = { version = "1.0.147", features = ["derive"] }
 
 [dev-dependencies]
-serde_json = { workspace = true }
+serde_json = { version = "1.0.87" }
diff --git ruma-macros/Cargo.toml ruma-macros/Cargo.toml
index 70a6a7a6..e86c0631 100644
--- ruma-macros/Cargo.toml
+++ ruma-macros/Cargo.toml
@@ -23,6 +23,6 @@ proc-macro-crate = "1.0.0"
 proc-macro2 = "1.0.24"
 quote = "1.0.8"
 ruma-identifiers-validation = { version = "0.9.0", path = "../ruma-identifiers-validation", default-features = false }
-serde = { workspace = true }
+serde = { version = "1.0.147", features = ["derive"] }
 syn = { version = "1.0.57", features = ["extra-traits", "full", "visit"] }
 toml = "0.5.9"
diff --git ruma-push-gateway-api/Cargo.toml ruma-push-gateway-api/Cargo.toml
index 5d589828..e08144ce 100644
--- ruma-push-gateway-api/Cargo.toml
+++ ruma-push-gateway-api/Cargo.toml
@@ -20,7 +20,7 @@ client = []
 server = []
 
 [dependencies]
-js_int = { workspace = true, features = ["serde"] }
+js_int = { version = "0.2.2", features = ["serde"] }
 ruma-common = { version = "0.10.5", path = "../ruma-common", features = ["api", "events"] }
-serde = { workspace = true }
-serde_json = { workspace = true }
+serde = { version = "1.0.147", features = ["derive"] }
+serde_json = { version = "1.0.87" }
diff --git ruma-signatures/Cargo.toml ruma-signatures/Cargo.toml
index dd1c9951..d06bffd9 100644
--- ruma-signatures/Cargo.toml
+++ ruma-signatures/Cargo.toml
@@ -18,16 +18,16 @@ ring-compat = ["dep:subslice"]
 unstable-exhaustive-types = []
 
 [dependencies]
-base64 = { workspace = true }
+base64 = { version = "0.20.0" }
 ed25519-dalek = "1.0.1"
 pkcs8 = { version = "0.9.0", features = ["alloc"] }
 # because dalek uses an older version of rand_core
 rand = { version = "0.7", features = ["getrandom"] }
 ruma-common = { version = "0.10.5", path = "../ruma-common", features = ["canonical-json"] }
-serde_json = { workspace = true }
+serde_json = { version = "1.0.87" }
 sha2 = "0.9.5"
 subslice = { version = "0.2.3", optional = true }
-thiserror = { workspace = true }
+thiserror = { version = "1.0.37" }
 
 [dev-dependencies]
-assert_matches = { workspace = true }
+assert_matches = { version = "1.5.0" }
diff --git ruma-state-res/Cargo.toml ruma-state-res/Cargo.toml
index d23556f1..ec6088bc 100644
--- ruma-state-res/Cargo.toml
+++ ruma-state-res/Cargo.toml
@@ -19,18 +19,18 @@ unstable-exhaustive-types = []
 
 [dependencies]
 itertools = "0.10.0"
-js_int = { workspace = true }
+js_int = { version = "0.2.2" }
 ruma-common = { version = "0.10.5", path = "../ruma-common", features = ["events"] }
-serde = { workspace = true }
-serde_json = { workspace = true }
-thiserror = { workspace = true }
-tracing = { workspace = true }
+serde = { version = "1.0.147", features = ["derive"] }
+serde_json = { version = "1.0.87" }
+thiserror = { version = "1.0.37" }
+tracing = { version = "0.1.37", default-features = false, features = ["std"] }
 
 # dev-dependencies can't be optional, so this is a regular dependency
-criterion = { workspace = true, optional = true }
+criterion = { version = "0.4.0", optional = true }
 
 [dev-dependencies]
-maplit = { workspace = true }
+maplit = { version = "1.0.2" }
 rand = "0.8.3"
 ruma-common = { version = "0.10.5", path = "../ruma-common", features = ["unstable-pdu"] }
 tracing-subscriber = "0.3.16"
diff --git ruma/Cargo.toml ruma/Cargo.toml
index 0b62cff1..05ce9990 100644
--- ruma/Cargo.toml
+++ ruma/Cargo.toml
@@ -191,8 +191,8 @@ __ci = [
 ]
 
 [dependencies]
-assign = { workspace = true }
-js_int = { workspace = true }
+assign = { version = "1.1.1" }
+js_int = { version = "0.2.2" }
 js_option = "0.1.1"
 
 ruma-common = { version = "0.10.5", path = "../ruma-common" }
@@ -208,4 +208,4 @@ ruma-identity-service-api = { version = "0.6.0", path = "../ruma-identity-servic
 ruma-push-gateway-api = { version = "0.6.0", path = "../ruma-push-gateway-api", optional = true }
 
 [dev-dependencies]
-serde = { workspace = true }
+serde = { version = "1.0.147", features = ["derive"] }