diff --git a/ChangeLog b/ChangeLog
index e5d8d35..26cbc10 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -55,6 +55,8 @@ limit exceeded" errors.
 13. Add "kibibytes" to the heap limit output from pcre2test -C to make the 
 units clear.
 
+14. Add a call to pcre2_jit_free_unused_memory() in pcre2grep, for tidiness.
+
 
 Version 10.32 10-September-2018
 -------------------------------
diff --git a/src/pcre2grep.c b/src/pcre2grep.c
index d5f34c8..1027047 100644
--- a/src/pcre2grep.c
+++ b/src/pcre2grep.c
@@ -4302,6 +4302,7 @@ if (show_total_count && counts_printed != 1 && filenames != FN_NOMATCH_ONLY)
 
 EXIT:
 #ifdef SUPPORT_PCRE2GREP_JIT
+pcre2_jit_free_unused_memory(NULL);
 if (jit_stack != NULL) pcre2_jit_stack_free(jit_stack);
 #endif