--- a/hydra-gtk/src/callbacks.c
+++ b/hydra-gtk/src/callbacks.c
@@ -66,7 +66,7 @@ int hydra_get_options(char *options[]) {
   gchar *tmp;
   GString *a;
 
-  options[0] = HYDRA_BIN;
+  options[0] = hydra_bin;
 
   /* get the port */
   widget = lookup_widget(GTK_WIDGET(wndMain), "spnPort");
@@ -599,7 +599,7 @@ int *popen_re_unbuffered(char *command) {
 
     (void) hydra_get_options(options);
 
-    execv(HYDRA_BIN, options);
+    execv(hydra_bin, options);
 
     g_warning("%s %i: popen_rw_unbuffered: execv() returned", __FILE__, __LINE__);
 
--- a/hydra-gtk/src/main.c
+++ b/hydra-gtk/src/main.c
@@ -17,12 +17,12 @@
 char *hydra_path1 = "./hydra";
 char *hydra_path2 = "/usr/local/bin/hydra";
 char *hydra_path3 = "/usr/bin/hydra";
-
+char *hydra_bin;
+GtkWidget *wndMain;
+guint message_id;
 
 int main(int argc, char *argv[]) {
-  extern GtkWidget *wndMain;
   int i;
-  extern guint message_id;
   GtkWidget *output;
   GtkTextBuffer *outputbuf;
 
@@ -35,22 +35,22 @@ int main(int argc, char *argv[]) {
   message_id = 0;
 
   /* locate the hydra binary */
-  HYDRA_BIN = NULL;
+  hydra_bin = NULL;
   for (i = 0; i < argc - 1; i++) {
     if (!strcmp(argv[i], "--hydra-path")) {
-      HYDRA_BIN = argv[i + 1];
+      hydra_bin = argv[i + 1];
       break;
     }
   }
 
-  if ((HYDRA_BIN != NULL) && (g_file_test(HYDRA_BIN, G_FILE_TEST_IS_EXECUTABLE))) {
+  if ((hydra_bin != NULL) && (g_file_test(hydra_bin, G_FILE_TEST_IS_EXECUTABLE))) {
     /* just for obfuscation *g* */
   } else if (g_file_test(hydra_path1, G_FILE_TEST_IS_EXECUTABLE)) {
-    HYDRA_BIN = hydra_path1;
+    hydra_bin = hydra_path1;
   } else if (g_file_test(hydra_path2, G_FILE_TEST_IS_EXECUTABLE)) {
-    HYDRA_BIN = hydra_path2;
+    hydra_bin = hydra_path2;
   } else if (g_file_test(hydra_path3, G_FILE_TEST_IS_EXECUTABLE)) {
-    HYDRA_BIN = hydra_path3;
+    hydra_bin = hydra_path3;
   } else {
     g_error("Please tell me where hydra is, use --hydra-path\n");
     return -1;
--- a/hydra-gtk/src/support.h
+++ b/hydra-gtk/src/support.h
@@ -40,6 +40,6 @@ GdkPixbuf *create_pixbuf(const gchar * filename);
 void glade_set_atk_action_description(AtkAction * action, const gchar * action_name, const gchar * description);
 
 
-GtkWidget *wndMain;
-char *HYDRA_BIN;
-guint message_id;
+extern GtkWidget *wndMain;
+extern char *hydra_bin;
+extern guint message_id;