4 files changed, 6 insertions, 6 deletions
diff --git a/pkgs/applications/graphics/ahoviewer/default.nix b/pkgs/applications/graphics/ahoviewer/default.nix
index 0a611515b0d58..0459d1d04ac24 100644
--- a/pkgs/applications/graphics/ahoviewer/default.nix
+++ b/pkgs/applications/graphics/ahoviewer/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
 
   NIX_LDFLAGS = "-lpthread";
 
-  postPatch = ''patchShebangs version.sh'';
+  postPatch = "patchShebangs version.sh";
 
   postInstall = ''
     wrapProgram $out/bin/ahoviewer \
diff --git a/pkgs/applications/graphics/ipe/default.nix b/pkgs/applications/graphics/ipe/default.nix
index 2c9430ded7307..1ea21506e314c 100644
--- a/pkgs/applications/graphics/ipe/default.nix
+++ b/pkgs/applications/graphics/ipe/default.nix
@@ -22,7 +22,7 @@ mkDerivation rec {
 
   nativeBuildInputs = [ pkg-config ];
 
-  qtWrapperArgs = [ ''--prefix PATH : ${texlive}/bin''  ];
+  qtWrapperArgs = [ "--prefix PATH : ${texlive}/bin"  ];
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/applications/graphics/mandelbulber/default.nix b/pkgs/applications/graphics/mandelbulber/default.nix
index 384ddac5b4c56..0800ee0c437db 100644
--- a/pkgs/applications/graphics/mandelbulber/default.nix
+++ b/pkgs/applications/graphics/mandelbulber/default.nix
@@ -47,7 +47,7 @@ mkDerivation rec {
   sourceRoot = "${src.name}/mandelbulber2";
 
   qmakeFlags = [
-    "SHARED_PATH=${placeholder ''out''}"
+    "SHARED_PATH=${placeholder "out"}"
     (if withOpenCL
       then "qmake/mandelbulber-opencl.pro"
       else "qmake/mandelbulber.pro")
diff --git a/pkgs/applications/graphics/pinta/default.nix b/pkgs/applications/graphics/pinta/default.nix
index c3dd9f548d2de..8b6e581ae0b1a 100644
--- a/pkgs/applications/graphics/pinta/default.nix
+++ b/pkgs/applications/graphics/pinta/default.nix
@@ -56,9 +56,9 @@ buildDotnetPackage rec {
     '';
 
   makeWrapperArgs = [
-    ''--prefix MONO_GAC_PREFIX : ${gtksharp}''
-    ''--prefix LD_LIBRARY_PATH : ${gtksharp}/lib''
-    ''--prefix LD_LIBRARY_PATH : ${gtksharp.gtk.out}/lib''
+    "--prefix MONO_GAC_PREFIX : ${gtksharp}"
+    "--prefix LD_LIBRARY_PATH : ${gtksharp}/lib"
+    "--prefix LD_LIBRARY_PATH : ${gtksharp.gtk.out}/lib"
   ];
 
   postInstall = ''