diff --git a/src/string/strverscmp.c b/src/string/strverscmp.c
index 4daf276d..9e35422a 100644
--- a/src/string/strverscmp.c
+++ b/src/string/strverscmp.c
@@ -22,8 +22,8 @@ int strverscmp(const char *l0, const char *r0)
 		/* If we're not looking at a digit sequence that began
 		 * with a zero, longest digit string is greater. */
 		for (j=i; isdigit(l[j]); j++)
-			if (!isdigit(r[j])) return 1;
-		if (isdigit(r[j])) return -1;
+			if (dp<j && !isdigit(r[j])) return 1;
+		if (dp<j && isdigit(r[j])) return -1;
 	} else if (z && dp<i && (isdigit(l[i]) || isdigit(r[i]))) {
 		/* Otherwise, if common prefix of digit sequence is
 		 * all zeros, digits order less than non-digits. */