diff --git a/pkgs/by-name/an/ant/package.nix b/pkgs/by-name/an/ant/package.nix
index 785a518edd3b..ad79b1388b6f 100644
--- a/pkgs/by-name/an/ant/package.nix
+++ b/pkgs/by-name/an/ant/package.nix
@@ -1,4 +1,11 @@
-{ fetchurl, lib, stdenv, coreutils, makeWrapper, gitUpdater }:
+{
+  fetchurl,
+  lib,
+  stdenv,
+  coreutils,
+  makeWrapper,
+  gitUpdater,
+}:
 
 stdenv.mkDerivation rec {
   pname = "ant";
@@ -16,67 +23,66 @@ stdenv.mkDerivation rec {
     sha256 = "1l8say86bz9gxp4yy777z7nm4j6m905pg342li1aphc14p5grvwn";
   };
 
-  installPhase =
-    ''
-      mkdir -p $out/bin $out/lib/ant
-      mv * $out/lib/ant/
+  installPhase = ''
+    mkdir -p $out/bin $out/lib/ant
+    mv * $out/lib/ant/
 
-      # Get rid of the manual (35 MiB).  Maybe we should put this in a
-      # separate output.  Keep the antRun script since it's vanilla sh
-      # and needed for the <exec/> task (but since we set ANT_HOME to
-      # a weird value, we have to move antRun to a weird location).
-      # Get rid of the other Ant scripts since we provide our own.
-      mv $out/lib/ant/bin/antRun $out/bin/
-      rm -rf $out/lib/ant/{manual,bin,WHATSNEW}
-      mkdir $out/lib/ant/bin
-      mv $out/bin/antRun $out/lib/ant/bin/
+    # Get rid of the manual (35 MiB).  Maybe we should put this in a
+    # separate output.  Keep the antRun script since it's vanilla sh
+    # and needed for the <exec/> task (but since we set ANT_HOME to
+    # a weird value, we have to move antRun to a weird location).
+    # Get rid of the other Ant scripts since we provide our own.
+    mv $out/lib/ant/bin/antRun $out/bin/
+    rm -rf $out/lib/ant/{manual,bin,WHATSNEW}
+    mkdir $out/lib/ant/bin
+    mv $out/bin/antRun $out/lib/ant/bin/
 
-      # Install ant-contrib.
-      unpackFile $contrib
-      cp -p ant-contrib/ant-contrib-*.jar $out/lib/ant/lib/
+    # Install ant-contrib.
+    unpackFile $contrib
+    cp -p ant-contrib/ant-contrib-*.jar $out/lib/ant/lib/
 
-      cat >> $out/bin/ant <<EOF
-      #! ${stdenv.shell} -e
+    cat >> $out/bin/ant <<EOF
+    #! ${stdenv.shell} -e
 
-      ANT_HOME=$out/lib/ant
+    ANT_HOME=$out/lib/ant
 
-      # Find the JDK by looking for javac.  As a fall-back, find the
-      # JRE by looking for java.  The latter allows just the JRE to be
-      # used with (say) ECJ as the compiler.  Finally, allow the GNU
-      # JVM.
-      if [ -z "\''${JAVA_HOME-}" ]; then
-          for i in javac java gij; do
-              if p="\$(type -p \$i)"; then
-                  export JAVA_HOME="\$(${coreutils}/bin/dirname \$(${coreutils}/bin/dirname \$(${coreutils}/bin/readlink -f \$p)))"
-                  break
-              fi
-          done
-          if [ -z "\''${JAVA_HOME-}" ]; then
-              echo "\$0: cannot find the JDK or JRE" >&2
-              exit 1
-          fi
-      fi
+    # Find the JDK by looking for javac.  As a fall-back, find the
+    # JRE by looking for java.  The latter allows just the JRE to be
+    # used with (say) ECJ as the compiler.  Finally, allow the GNU
+    # JVM.
+    if [ -z "\''${JAVA_HOME-}" ]; then
+        for i in javac java gij; do
+            if p="\$(type -p \$i)"; then
+                export JAVA_HOME="\$(${coreutils}/bin/dirname \$(${coreutils}/bin/dirname \$(${coreutils}/bin/readlink -f \$p)))"
+                break
+            fi
+        done
+        if [ -z "\''${JAVA_HOME-}" ]; then
+            echo "\$0: cannot find the JDK or JRE" >&2
+            exit 1
+        fi
+    fi
 
-      if [ -z \$NIX_JVM ]; then
-          if [ -e \$JAVA_HOME/bin/java ]; then
-              NIX_JVM=\$JAVA_HOME/bin/java
-          elif [ -e \$JAVA_HOME/bin/gij ]; then
-              NIX_JVM=\$JAVA_HOME/bin/gij
-          else
-              NIX_JVM=java
-          fi
-      fi
+    if [ -z \$NIX_JVM ]; then
+        if [ -e \$JAVA_HOME/bin/java ]; then
+            NIX_JVM=\$JAVA_HOME/bin/java
+        elif [ -e \$JAVA_HOME/bin/gij ]; then
+            NIX_JVM=\$JAVA_HOME/bin/gij
+        else
+            NIX_JVM=java
+        fi
+    fi
 
-      LOCALCLASSPATH="\$ANT_HOME/lib/ant-launcher.jar\''${LOCALCLASSPATH:+:}\$LOCALCLASSPATH"
+    LOCALCLASSPATH="\$ANT_HOME/lib/ant-launcher.jar\''${LOCALCLASSPATH:+:}\$LOCALCLASSPATH"
 
-      exec \$NIX_JVM \$NIX_ANT_OPTS \$ANT_OPTS -classpath "\$LOCALCLASSPATH" \
-          -Dant.home=\$ANT_HOME -Dant.library.dir="\$ANT_LIB" \
-          org.apache.tools.ant.launch.Launcher \$NIX_ANT_ARGS \$ANT_ARGS \
-          -cp "\$CLASSPATH" "\$@"
-      EOF
+    exec \$NIX_JVM \$NIX_ANT_OPTS \$ANT_OPTS -classpath "\$LOCALCLASSPATH" \
+        -Dant.home=\$ANT_HOME -Dant.library.dir="\$ANT_LIB" \
+        org.apache.tools.ant.launch.Launcher \$NIX_ANT_ARGS \$ANT_ARGS \
+        -cp "\$CLASSPATH" "\$@"
+    EOF
 
-      chmod +x $out/bin/ant
-    ''; # */
+    chmod +x $out/bin/ant
+  '';
 
   passthru = {
     updateScript = gitUpdater {