diff --git a/Makefile.generated_files b/Makefile.generated_files
index 5198892fb6358..59cd292e26ba0 100644
--- a/Makefile.generated_files
+++ b/Makefile.generated_files
@@ -244,7 +244,9 @@ $(META_DIR)/$(DEEPCOPY_GEN).mk:
 	     ./cmd/libs/go2idl/deepcopy-gen                    \
 	     | grep "^$(PRJ_SRC_PATH)"                         \
 	     | xargs go list -e -f '{{.Dir}} {{.Dir}}/*.go');  \
-	echo $$DIRECT $$INDIRECT | sed 's/ / =,/g' | tr '=,' '\n\t'; \
+	 echo $$DIRECT $$INDIRECT                              \
+	     | sed 's/ / \\=,/g'                               \
+	     | tr '=,' '\n\t';                                 \
 	) | sed "s|$$(pwd -P)/||" > $@.tmp;                    \
 	cmp -s $@.tmp $@ || cat $@.tmp > $@ && rm -f $@.tmp
 
@@ -420,7 +422,9 @@ $(META_DIR)/$(CONVERSION_GEN).mk:
 	     ./cmd/libs/go2idl/conversion-gen                  \
 	     | grep "^$(PRJ_SRC_PATH)"                         \
 	     | xargs go list -e -f '{{.Dir}} {{.Dir}}/*.go');  \
-	echo $$DIRECT $$INDIRECT | sed 's/ / =,/g' | tr '=,' '\n\t'; \
+	 echo $$DIRECT $$INDIRECT                              \
+	     | sed 's/ / \\=,/g'                               \
+	     | tr '=,' '\n\t';                                 \
 	) | sed "s|$$(pwd -P)/||" > $@.tmp;                    \
 	cmp -s $@.tmp $@ || cat $@.tmp > $@ && rm -f $@.tmp