diff --git a/configure.ac b/configure.ac
index 4dccd580..9163a6a6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -56,8 +56,6 @@ else
 
 # xulrunner 1.8
 
-PKG_CHECK_MODULES(NSPR, nspr)
-
 PKG_CHECK_MODULES(GECKO, [xulrunner-gtkmozembed >= 1.8],
   [have_gecko=true; mozpackage=xulrunner],
   [
diff --git a/lib/python/Makefile.am b/lib/python/Makefile.am
index 584d8f17..7d249501 100644
--- a/lib/python/Makefile.am
+++ b/lib/python/Makefile.am
@@ -4,7 +4,6 @@ INCLUDES =					\
 	$(PYCAIRO_CFLAGS)			\
 	$(LIB_CFLAGS)				\
 	$(GECKO_CFLAGS)				\
-	$(NSPR_CFLAGS)				\
 	-I$(MOZILLA_INCLUDE_DIR)/gtkembedmoz	\
 	-I$(top_srcdir)/lib/src
 
@@ -17,7 +16,6 @@ _sugar_la_LIBADD =					\
 	$(LIB_LIBS)					\
 	$(PYCAIRO_LIBS)					\
 	$(GECKO_LIBS)					\
-	$(NSPR_LIBS)					\
 	$(XPCOMGLUE_LIBS)				\
 	$(top_builddir)/lib/src/libsugarprivate.la
 
diff --git a/lib/src/Makefile.am b/lib/src/Makefile.am
index 0e60ee81..407b4690 100644
--- a/lib/src/Makefile.am
+++ b/lib/src/Makefile.am
@@ -2,7 +2,6 @@ libsugarprivate_la_CPPFLAGS =				\
 	$(WARN_CFLAGS)					\
 	$(LIB_CFLAGS)					\
 	$(GECKO_CFLAGS)					\
-	$(NSPR_CFLAGS)					\
 	-I$(MOZILLA_INCLUDE_DIR)/dom			\
 	-I$(MOZILLA_INCLUDE_DIR)/exthandler		\
 	-I$(MOZILLA_INCLUDE_DIR)/gtkembedmoz		\
@@ -19,7 +18,6 @@ noinst_LTLIBRARIES = libsugarprivate.la
 libsugarprivate_la_LIBADD = \
 	$(LIB_LIBS) 		\
 	$(GECKO_LIBS) 		\
-	$(NSPR_LIBS) 		\
 	-lgstinterfaces-0.10	\
 	-lgstaudio-0.10