diff --git a/repmgr-client-global.h b/repmgr-client-global.h
index b92d1042..c9e262b2 100644
--- a/repmgr-client-global.h
+++ b/repmgr-client-global.h
@@ -260,5 +260,6 @@ extern void drop_replication_slot_if_exists(PGconn *conn, int node_id, char *slo
 extern bool check_node_can_attach(TimeLineID local_tli, XLogRecPtr local_xlogpos, PGconn *follow_target_conn, t_node_info *follow_target_node_record, bool is_rejoin);
 extern void check_shared_library(PGconn *conn);
 extern bool is_repmgrd_running(PGconn *conn);
+extern int parse_repmgr_version(const char *version_string);
 
 #endif							/* _REPMGR_CLIENT_GLOBAL_H_ */
diff --git a/repmgr-client.c b/repmgr-client.c
index 9f8c6e78..6c7e84d9 100644
--- a/repmgr-client.c
+++ b/repmgr-client.c
@@ -3892,3 +3892,44 @@ is_repmgrd_running(PGconn *conn)
 
 	return is_running;
 }
+
+
+/**
+ * Parse the string returned by "repmgr --version", e.g. "repmgr 4.1.2",
+ * and return it as a version integer (e.g. 40102).
+ *
+ * This is required for backwards compatibility as versions prior to
+ * 4.3 do not have the --version-number option.
+ */
+int
+parse_repmgr_version(const char *version_string)
+{
+	int series, major, minor;
+	int version_integer = UNKNOWN_REPMGR_VERSION_NUM;
+	PQExpBufferData sscanf_string;
+
+	initPQExpBuffer(&sscanf_string);
+
+	appendPQExpBuffer(&sscanf_string, "%s ",
+					  progname());
+	appendPQExpBufferStr(&sscanf_string, "%i.%i.%i");
+
+	if (sscanf(version_string, sscanf_string.data, &series, &major, &minor) == 3)
+	{
+		version_integer = (series * 10000) + (major * 100) + minor;
+	}
+	else
+	{
+		resetPQExpBuffer(&sscanf_string);
+		appendPQExpBuffer(&sscanf_string, "%s ",
+						  progname());
+		appendPQExpBufferStr(&sscanf_string, "%i.%i");
+
+		if (sscanf(version_string, "repmgr %i.%i", &series, &major) == 2)
+		{
+			version_integer = (series * 10000) + (major * 100);
+		}
+	}
+
+	return version_integer;
+}
diff --git a/sysutils.c b/sysutils.c
index c66bfac4..bd0f9f15 100644
--- a/sysutils.c
+++ b/sysutils.c
@@ -373,42 +373,3 @@ enable_wal_receiver(PGconn *conn, bool wait_startup)
 }
 
 
-/**
- * Parse the string returned by "repmgr --version", e.g. "repmgr 4.1.2",
- * and return it as a version integer (e.g. 40102).
- *
- * This is required for backwards compatibility as versions prior to
- * 4.3 do not have the --version-number option.
- */
-int
-parse_repmgr_version(const char *version_string)
-{
-	int series, major, minor;
-	int version_integer = UNKNOWN_REPMGR_VERSION_NUM;
-	PQExpBufferData sscanf_string;
-
-	initPQExpBuffer(&sscanf_string);
-
-	appendPQExpBuffer(&sscanf_string, "%s ",
-					  progname());
-	appendPQExpBufferStr(&sscanf_string, "%i.%i.%i");
-
-	if (sscanf(version_string, sscanf_string.data, &series, &major, &minor) == 3)
-	{
-		version_integer = (series * 10000) + (major * 100) + minor;
-	}
-	else
-	{
-		resetPQExpBuffer(&sscanf_string);
-		appendPQExpBuffer(&sscanf_string, "%s ",
-						  progname());
-		appendPQExpBufferStr(&sscanf_string, "%i.%i");
-
-		if (sscanf(version_string, "repmgr %i.%i", &series, &major) == 2)
-		{
-			version_integer = (series * 10000) + (major * 100);
-		}
-	}
-
-	return version_integer;
-}
diff --git a/sysutils.h b/sysutils.h
index cc358f67..46249f52 100644
--- a/sysutils.h
+++ b/sysutils.h
@@ -28,6 +28,4 @@ extern bool remote_command(const char *host, const char *user, const char *comma
 extern pid_t disable_wal_receiver(PGconn *conn);
 extern pid_t enable_wal_receiver(PGconn *conn, bool wait_startup);
 
-extern int parse_repmgr_version(const char *version_string);
-
 #endif							/* _SYSUTILS_H_ */