diff --git a/sh/code.awk b/sh/code.awk
index 76c7641..65cccd6 100644
--- a/sh/code.awk
+++ b/sh/code.awk
@@ -58,6 +58,10 @@ BEGIN {
         if (match($0, RE_FUNCTION, m)) {
             print m[1]
         }
+    } else if (action == "variables") {
+        if (match($0, RE_CONSTANT, m)) {
+            print m[1]
+        }
     } else if (action == "aliases functions") {
         if (match($0, RE_ALIAS, m)) {
             append(m[1])
diff --git a/sh/main.sh b/sh/main.sh
index 7c5b831..51799ce 100755
--- a/sh/main.sh
+++ b/sh/main.sh
@@ -246,8 +246,10 @@ rwx_parse_functions() {
 			"${_rwx_code_awk}"
 }
 rwx_parse_variables() {
-	printf "%s" "${_rwx_code}" |
-		sed --silent "s|${RWX_REGEX_TARGET_VARIABLE}|\\1|p"
+	rwx_code |
+		awk \
+			--assign action="variables" \
+			"${_rwx_code_awk}"
 }
 
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