diff --git a/rdo.c b/rdo.c
index 10fd284..eee4aef 100644
--- a/rdo.c
+++ b/rdo.c
@@ -11,7 +11,7 @@
 #include "readpassphrase.h"
 #include "sessions.h"
 
-#define VERSION "1.4.1"
+#define VERSION "1.4.2"
 
 void getconf(FILE* fp, const char* entry, char* result, size_t len_result) {
 	char* line = NULL;
@@ -46,7 +46,7 @@ void runprog(char** program_argv) {
 	// NOTE: this does not return when no error occurred.
 	execvp(program_argv[0], program_argv);
 
-	err(1, program_argv[0]);
+	err(1, "%s", program_argv[0]);
 }
 
 int main(int argc, char** argv) {