diff --git a/pkgs/development/compilers/gcc-arm-embedded/10/default.nix b/pkgs/development/compilers/gcc-arm-embedded/10/default.nix
index 88f8f1f2eae2..b300a190e1c8 100644
--- a/pkgs/development/compilers/gcc-arm-embedded/10/default.nix
+++ b/pkgs/development/compilers/gcc-arm-embedded/10/default.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
 
   preFixup = ''
     find $out -type f | while read f; do
-      patchelf $f > /dev/null 2>&1 || continue
+      patchelf "$f" > /dev/null 2>&1 || continue
       patchelf --set-interpreter $(cat ${stdenv.cc}/nix-support/dynamic-linker) "$f" || true
       patchelf --set-rpath ${stdenv.lib.makeLibraryPath [ "$out" stdenv.cc.cc ncurses5 python27 ]} "$f" || true
     done
diff --git a/pkgs/development/compilers/gcc-arm-embedded/6/default.nix b/pkgs/development/compilers/gcc-arm-embedded/6/default.nix
index f635fce972f5..7d8a4b5b14d9 100644
--- a/pkgs/development/compilers/gcc-arm-embedded/6/default.nix
+++ b/pkgs/development/compilers/gcc-arm-embedded/6/default.nix
@@ -22,7 +22,10 @@ stdenv.mkDerivation rec {
     }.${stdenv.hostPlatform.system} or (throw "Unsupported system: ${stdenv.hostPlatform.system}");
   };
 
-  phases = [ "unpackPhase" "installPhase" "fixupPhase" ];
+  dontConfigure = true;
+  dontBuild = true;
+  dontPatchELF = true;
+  dontStrip = true;
 
   installPhase = ''
     mkdir -p $out
@@ -30,12 +33,9 @@ stdenv.mkDerivation rec {
     ln -s $out/share/doc/gcc-arm-none-eabi/man $out/man
   '';
 
-  dontPatchELF = true;
-  dontStrip = true;
-
   preFixup = ''
     find $out -type f | while read f; do
-      patchelf $f > /dev/null 2>&1 || continue
+      patchelf "$f" > /dev/null 2>&1 || continue
       patchelf --set-interpreter $(cat ${stdenv.cc}/nix-support/dynamic-linker) "$f" || true
       patchelf --set-rpath ${stdenv.lib.makeLibraryPath [ "$out" stdenv.cc.cc ncurses5 python27 ]} "$f" || true
     done
diff --git a/pkgs/development/compilers/gcc-arm-embedded/7/default.nix b/pkgs/development/compilers/gcc-arm-embedded/7/default.nix
index 4944038fde41..633ae054d050 100644
--- a/pkgs/development/compilers/gcc-arm-embedded/7/default.nix
+++ b/pkgs/development/compilers/gcc-arm-embedded/7/default.nix
@@ -22,7 +22,10 @@ stdenv.mkDerivation rec {
     }.${stdenv.hostPlatform.system} or (throw "Unsupported system: ${stdenv.hostPlatform.system}");
   };
 
-  phases = [ "unpackPhase" "installPhase" "fixupPhase" ];
+  dontConfigure = true;
+  dontBuild = true;
+  dontPatchELF = true;
+  dontStrip = true;
 
   installPhase = ''
     mkdir -p $out
@@ -30,12 +33,9 @@ stdenv.mkDerivation rec {
     ln -s $out/share/doc/gcc-arm-none-eabi/man $out/man
   '';
 
-  dontPatchELF = true;
-  dontStrip = true;
-
   preFixup = ''
     find $out -type f | while read f; do
-      patchelf $f > /dev/null 2>&1 || continue
+      patchelf "$f" > /dev/null 2>&1 || continue
       patchelf --set-interpreter $(cat ${stdenv.cc}/nix-support/dynamic-linker) "$f" || true
       patchelf --set-rpath ${stdenv.lib.makeLibraryPath [ "$out" stdenv.cc.cc ncurses5 python27 ]} "$f" || true
     done
diff --git a/pkgs/development/compilers/gcc-arm-embedded/8/default.nix b/pkgs/development/compilers/gcc-arm-embedded/8/default.nix
index 510889dad621..99ec9d1b549d 100644
--- a/pkgs/development/compilers/gcc-arm-embedded/8/default.nix
+++ b/pkgs/development/compilers/gcc-arm-embedded/8/default.nix
@@ -22,7 +22,10 @@ stdenv.mkDerivation rec {
     }.${stdenv.hostPlatform.system} or (throw "Unsupported system: ${stdenv.hostPlatform.system}");
   };
 
-  phases = [ "unpackPhase" "installPhase" "fixupPhase" ];
+  dontConfigure = true;
+  dontBuild = true;
+  dontPatchELF = true;
+  dontStrip = true;
 
   installPhase = ''
     mkdir -p $out
@@ -30,12 +33,9 @@ stdenv.mkDerivation rec {
     ln -s $out/share/doc/gcc-arm-none-eabi/man $out/man
   '';
 
-  dontPatchELF = true;
-  dontStrip = true;
-
   preFixup = ''
     find $out -type f | while read f; do
-      patchelf $f > /dev/null 2>&1 || continue
+      patchelf "$f" > /dev/null 2>&1 || continue
       patchelf --set-interpreter $(cat ${stdenv.cc}/nix-support/dynamic-linker) "$f" || true
       patchelf --set-rpath ${stdenv.lib.makeLibraryPath [ "$out" stdenv.cc.cc ncurses5 python27 ]} "$f" || true
     done
diff --git a/pkgs/development/compilers/gcc-arm-embedded/9/default.nix b/pkgs/development/compilers/gcc-arm-embedded/9/default.nix
index 98b126e85f88..c4c1ebc1d8a6 100644
--- a/pkgs/development/compilers/gcc-arm-embedded/9/default.nix
+++ b/pkgs/development/compilers/gcc-arm-embedded/9/default.nix
@@ -24,7 +24,10 @@ stdenv.mkDerivation rec {
     }.${stdenv.hostPlatform.system} or (throw "Unsupported system: ${stdenv.hostPlatform.system}");
   };
 
-  phases = [ "unpackPhase" "installPhase" "fixupPhase" ];
+  dontConfigure = true;
+  dontBuild = true;
+  dontPatchELF = true;
+  dontStrip = true;
 
   installPhase = ''
     mkdir -p $out
@@ -32,12 +35,9 @@ stdenv.mkDerivation rec {
     ln -s $out/share/doc/gcc-arm-none-eabi/man $out/man
   '';
 
-  dontPatchELF = true;
-  dontStrip = true;
-
   preFixup = ''
     find $out -type f | while read f; do
-      patchelf $f > /dev/null 2>&1 || continue
+      patchelf "$f" > /dev/null 2>&1 || continue
       patchelf --set-interpreter $(cat ${stdenv.cc}/nix-support/dynamic-linker) "$f" || true
       patchelf --set-rpath ${stdenv.lib.makeLibraryPath [ "$out" stdenv.cc.cc ncurses5 python27 ]} "$f" || true
     done