This patch replaces the environment variable "GTK_IM_MODULE" with "GUIX_GTK2_IM_MODULE_FILE" to prevent this version of GTK+ from loading input method modules for other major versions of GTK+. --- gtk+-2.24.30/gtk/gtkrc.c 2016-08-21 22:40:22.339660438 +0200 +++ gtk+-2.24.30/gtk/gtkrc.c 2016-08-23 10:11:11.080822710 +0200 @@ -439,7 +439,7 @@ gchar * gtk_rc_get_im_module_file (void) { - const gchar *var = g_getenv ("GTK_IM_MODULE_FILE"); + const gchar *var = g_getenv ("GUIX_GTK2_IM_MODULE_FILE"); gchar *result = NULL; if (var) type='hidden' name='id' value='091502f398df5739f5e07ac7f52efb09fdcf6b23'/> Wojtek's customized Guix