diff --git a/Makefile b/Makefile
index 9eb5b7e..86ffbe7 100644
--- a/Makefile
+++ b/Makefile
@@ -132,7 +132,7 @@ docs: $(MANPAGES) $(MANPAGES_HTML)
 
 install: $(BINS) docs
 	@install -d "$(DESTDIR)$(BINDIR)" "$(DESTDIR)$(MANDIR)" "$(DESTDIR)$(APPDIR)"
-	@install -m755 $(BINS) "$(DESTDIR)$(BINDIR)"/ 
+	@install -m755 $(BINS) "$(DESTDIR)$(BINDIR)"/
 	@install -m644 $(MANPAGES) "$(DESTDIR)$(MANDIR)"/
 	@install -m644 compton.desktop "$(DESTDIR)$(APPDIR)"/
 ifneq "$(DOCDIR)" ""
diff --git a/dbus-examples/inverter.sh b/dbus-examples/inverter.sh
old mode 100644
new mode 100755
index c37e02d..8cb7d46
--- a/dbus-examples/inverter.sh
+++ b/dbus-examples/inverter.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-# === Verify `compton --dbus` status === 
+# === Verify `compton --dbus` status ===
 
 if [ -z "`dbus-send --session --dest=org.freedesktop.DBus --type=method_call --print-reply /org/freedesktop/DBus org.freedesktop.DBus.ListNames | grep compton`" ]; then
   echo "compton DBus interface unavailable"
diff --git a/src/opengl.h b/src/opengl.h
index 8628e36..35ccf68 100644
--- a/src/opengl.h
+++ b/src/opengl.h
@@ -44,7 +44,7 @@ glx_check_err_(session_t *ps, const char *func, int line) {
   if (!ps->glx_context) return;
 
   GLenum err = GL_NO_ERROR;
-  
+
   while (GL_NO_ERROR != (err = glGetError())) {
     print_timestamp(ps);
     printf("%s():%d: GLX error ", func, line);