diff --git a/Makefile b/Makefile
index 733fa660d9..a3ba585cee 100644
--- a/Makefile
+++ b/Makefile
@@ -275,6 +275,7 @@ BUILTIN_OBJS = \
 	builtin-update-index.o \
 	builtin-update-ref.o \
 	builtin-upload-tar.o \
+	builtin-verify-pack.o \
 	builtin-write-tree.o
 
 GITLIBS = $(LIB_FILE) $(XDIFF_LIB)
diff --git a/verify-pack.c b/builtin-verify-pack.c
similarity index 83%
rename from verify-pack.c
rename to builtin-verify-pack.c
index f440a39678..d700761e15 100644
--- a/verify-pack.c
+++ b/builtin-verify-pack.c
@@ -1,3 +1,4 @@
+#include "builtin.h"
 #include "cache.h"
 #include "pack.h"
 
@@ -47,28 +48,28 @@ static int verify_one_pack(const char *path, int verbose)
 
 static const char verify_pack_usage[] = "git-verify-pack [-v] <pack>...";
 
-int main(int ac, char **av)
+int cmd_verify_pack(int argc, const char **argv, const char *prefix)
 {
 	int err = 0;
 	int verbose = 0;
 	int no_more_options = 0;
 	int nothing_done = 1;
 
-	while (1 < ac) {
-		if (!no_more_options && av[1][0] == '-') {
-			if (!strcmp("-v", av[1]))
+	while (1 < argc) {
+		if (!no_more_options && argv[1][0] == '-') {
+			if (!strcmp("-v", argv[1]))
 				verbose = 1;
-			else if (!strcmp("--", av[1]))
+			else if (!strcmp("--", argv[1]))
 				no_more_options = 1;
 			else
 				usage(verify_pack_usage);
 		}
 		else {
-			if (verify_one_pack(av[1], verbose))
+			if (verify_one_pack(argv[1], verbose))
 				err = 1;
 			nothing_done = 0;
 		}
-		ac--; av++;
+		argc--; argv++;
 	}
 
 	if (nothing_done)
diff --git a/builtin.h b/builtin.h
index c0bdb051bd..ade58c4a1f 100644
--- a/builtin.h
+++ b/builtin.h
@@ -59,5 +59,6 @@ extern int cmd_upload_tar(int argc, const char **argv, const char *prefix);
 extern int cmd_version(int argc, const char **argv, const char *prefix);
 extern int cmd_whatchanged(int argc, const char **argv, const char *prefix);
 extern int cmd_write_tree(int argc, const char **argv, const char *prefix);
+extern int cmd_verify_pack(int argc, const char **argv, const char *prefix);
 
 #endif
diff --git a/git.c b/git.c
index db0f86790d..5da7787d86 100644
--- a/git.c
+++ b/git.c
@@ -270,6 +270,7 @@ static void handle_internal_command(int argc, const char **argv, char **envp)
 		{ "version", cmd_version },
 		{ "whatchanged", cmd_whatchanged, RUN_SETUP | USE_PAGER },
 		{ "write-tree", cmd_write_tree, RUN_SETUP },
+		{ "verify-pack", cmd_verify_pack },
 	};
 	int i;