diff --git a/direct/src/task/Task.py b/direct/src/task/Task.py
index 9143055d53..d96f3f44e8 100644
--- a/direct/src/task/Task.py
+++ b/direct/src/task/Task.py
@@ -17,9 +17,13 @@ from direct.showbase.MessengerGlobal import messenger
 import types
 import random
 import importlib
+import sys
 
 try:
-    import signal
+    if sys.version_info >= (3, 0):
+        import _signal as signal
+    else:
+        import signal
 except ImportError:
     signal = None
 
diff --git a/panda/src/x11display/x11GraphicsPipe.cxx b/panda/src/x11display/x11GraphicsPipe.cxx
index e2f3da7d9d..a7efba30af 100644
--- a/panda/src/x11display/x11GraphicsPipe.cxx
+++ b/panda/src/x11display/x11GraphicsPipe.cxx
@@ -316,8 +316,13 @@ x11GraphicsPipe(const std::string &display) :
   // Connect to an input method for supporting international text entry.
   _im = XOpenIM(_display, nullptr, nullptr, nullptr);
   if (_im == (XIM)nullptr) {
-    x11display_cat.warning()
-      << "Couldn't open input method.\n";
+    // Fall back to internal input method.
+    XSetLocaleModifiers("@im=none");
+    _im = XOpenIM(_display, nullptr, nullptr, nullptr);
+    if (_im == (XIM)nullptr) {
+      x11display_cat.warning()
+        << "Couldn't open input method.\n";
+    }
   }
 
   // What styles does the current input method support?
diff --git a/panda/src/x11display/x11GraphicsWindow.cxx b/panda/src/x11display/x11GraphicsWindow.cxx
index c7d3455164..eb233cd5cf 100644
--- a/panda/src/x11display/x11GraphicsWindow.cxx
+++ b/panda/src/x11display/x11GraphicsWindow.cxx
@@ -1119,10 +1119,8 @@ open_window() {
   XIM im = x11_pipe->get_im();
   _ic = nullptr;
   if (im) {
-    _ic = XCreateIC
-      (im,
-       XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
-       nullptr);
+    _ic = XCreateIC(im, XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
+                    XNClientWindow, _xwindow, nullptr);
     if (_ic == (XIC)nullptr) {
       x11display_cat.warning()
         << "Couldn't create input context.\n";