diff --git a/Makefile b/Makefile
index 4927379184c..78785c6b843 100644
--- a/Makefile
+++ b/Makefile
@@ -627,7 +627,6 @@ THIRD_PARTY_SOURCES =
 # interactive shell sessions without exporting it.
 unexport CDPATH
 
-SCRIPT_SH += git-bisect.sh
 SCRIPT_SH += git-difftool--helper.sh
 SCRIPT_SH += git-filter-branch.sh
 SCRIPT_SH += git-merge-octopus.sh
@@ -1137,7 +1136,7 @@ BUILTIN_OBJS += builtin/am.o
 BUILTIN_OBJS += builtin/annotate.o
 BUILTIN_OBJS += builtin/apply.o
 BUILTIN_OBJS += builtin/archive.o
-BUILTIN_OBJS += builtin/bisect--helper.o
+BUILTIN_OBJS += builtin/bisect.o
 BUILTIN_OBJS += builtin/blame.o
 BUILTIN_OBJS += builtin/branch.o
 BUILTIN_OBJS += builtin/bugreport.o
diff --git a/builtin.h b/builtin.h
index 8901a34d6bf..aa955466b4e 100644
--- a/builtin.h
+++ b/builtin.h
@@ -116,7 +116,7 @@ int cmd_am(int argc, const char **argv, const char *prefix);
 int cmd_annotate(int argc, const char **argv, const char *prefix);
 int cmd_apply(int argc, const char **argv, const char *prefix);
 int cmd_archive(int argc, const char **argv, const char *prefix);
-int cmd_bisect__helper(int argc, const char **argv, const char *prefix);
+int cmd_bisect(int argc, const char **argv, const char *prefix);
 int cmd_blame(int argc, const char **argv, const char *prefix);
 int cmd_branch(int argc, const char **argv, const char *prefix);
 int cmd_bugreport(int argc, const char **argv, const char *prefix);
diff --git a/builtin/bisect--helper.c b/builtin/bisect.c
similarity index 99%
rename from builtin/bisect--helper.c
rename to builtin/bisect.c
index c92197b0ea5..9d66da2148b 100644
--- a/builtin/bisect--helper.c
+++ b/builtin/bisect.c
@@ -1325,7 +1325,7 @@ static int pick_subcommand_cb(const struct option *option,
 	return 0;
 }
 
-int cmd_bisect__helper(int argc, const char **argv, const char *prefix)
+int cmd_bisect(int argc, const char **argv, const char *prefix)
 {
 	bisect_fn *fn = NULL;
 	int res = 0;
@@ -1370,9 +1370,6 @@ int cmd_bisect__helper(int argc, const char **argv, const char *prefix)
 	} else if (fn == bisect_state) {
 		set_terms(&terms, "bad", "good");
 		get_terms(&terms);
-	} else if (fn == bisect_log) {
-		if (argc)
-			return error(_("--bisect-log requires 0 arguments"));
 	} else if (fn == bisect_replay) {
 		if (argc != 1)
 			return error(_("no logfile given"));
diff --git a/git-bisect.sh b/git-bisect.sh
deleted file mode 100755
index c6e12f60f83..00000000000
--- a/git-bisect.sh
+++ /dev/null
@@ -1,69 +0,0 @@
-#!/bin/sh
-
-USAGE='[help|start|bad|good|new|old|terms|skip|next|reset|visualize|view|replay|log|run]'
-LONG_USAGE='git bisect help
-	print this long help message.
-git bisect start [--term-{new,bad}=<term> --term-{old,good}=<term>]
-		 [--no-checkout] [--first-parent] [<bad> [<good>...]] [--] [<pathspec>...]
-	reset bisect state and start bisection.
-git bisect (bad|new) [<rev>]
-	mark <rev> a known-bad revision/
-		a revision after change in a given property.
-git bisect (good|old) [<rev>...]
-	mark <rev>... known-good revisions/
-		revisions before change in a given property.
-git bisect terms [--term-good | --term-bad]
-	show the terms used for old and new commits (default: bad, good)
-git bisect skip [(<rev>|<range>)...]
-	mark <rev>... untestable revisions.
-git bisect next
-	find next bisection to test and check it out.
-git bisect reset [<commit>]
-	finish bisection search and go back to commit.
-git bisect (visualize|view)
-	show bisect status in gitk.
-git bisect replay <logfile>
-	replay bisection log.
-git bisect log
-	show bisect log.
-git bisect run <cmd>...
-	use <cmd>... to automatically bisect.
-
-Please use "git help bisect" to get the full man page.'
-
-OPTIONS_SPEC=
-. git-sh-setup
-
-
-case "$#" in
-0)
-	usage ;;
-*)
-	cmd="$1"
-	shift
-	case "$cmd" in
-	help)
-		git bisect -h ;;
-	start)
-		git bisect--helper start "$@" ;;
-	skip)
-		git bisect--helper skip "$@" || exit;;
-	next)
-		# Not sure we want "next" at the UI level anymore.
-		git bisect--helper next "$@" || exit ;;
-	visualize|view)
-		git bisect--helper visualize "$@" || exit;;
-	reset)
-		git bisect--helper reset "$@" ;;
-	replay)
-		git bisect--helper replay "$@" || exit;;
-	log)
-		git bisect--helper log || exit ;;
-	run)
-		git bisect--helper run "$@" || exit;;
-	terms)
-		git bisect--helper terms "$@" || exit;;
-	*)
-		git bisect--helper "$cmd" "$@" ;;
-	esac
-esac
diff --git a/git.c b/git.c
index ee7758dcb0e..f18a5750313 100644
--- a/git.c
+++ b/git.c
@@ -492,7 +492,7 @@ static struct cmd_struct commands[] = {
 	{ "annotate", cmd_annotate, RUN_SETUP },
 	{ "apply", cmd_apply, RUN_SETUP_GENTLY },
 	{ "archive", cmd_archive, RUN_SETUP_GENTLY },
-	{ "bisect--helper", cmd_bisect__helper, RUN_SETUP },
+	{ "bisect", cmd_bisect, RUN_SETUP },
 	{ "blame", cmd_blame, RUN_SETUP },
 	{ "branch", cmd_branch, RUN_SETUP | DELAY_PAGER_CONFIG },
 	{ "bugreport", cmd_bugreport, RUN_SETUP_GENTLY },
