diff --git a/cpython-unix/build-cpython.sh b/cpython-unix/build-cpython.sh
index c0c4ff25..4016aaf6 100755
--- a/cpython-unix/build-cpython.sh
+++ b/cpython-unix/build-cpython.sh
@@ -858,7 +858,7 @@ def fix_shebang(full):
 
         lines.extend([
             b"#!/bin/sh\n",
-            b"'''exec' \"$(dirname -- \\\"$(realpath -- \\\"$0\\\")\\\")\"/'python${PYTHON_MAJMIN_VERSION}${PYTHON_BINARY_SUFFIX}' \"$0\" \"$@\"\n",
+            b"'''exec' \"\$(dirname -- \"\$(realpath -- \"\$0\")\")/python${PYTHON_MAJMIN_VERSION}${PYTHON_BINARY_SUFFIX}\" \"\$0\" \"\$@\"\n",
             b"' '''\n",
         ])