diff --git a/.abf.yml b/.abf.yml
index eb72eda..ba98273 100644
--- a/.abf.yml
+++ b/.abf.yml
@@ -1,4 +1,4 @@
 sources:
   cbindgen-vendor.tar.xz: 7efa6255e73d8e3c9dc674822d2e29ebc0e3391b
-  firefox-66.0.2.source.tar.xz: e54ee04bbe2bdda29a8f56009cd2851d97f63f1e
+  firefox-66.0.3.source.tar.xz: 531b26c12a3c838bd5539e6f3497ae57206c7534
   firefox-dictionary-61.0.2.tar.bz2: 25929c585dc8568a32d5be49aacc672f0ed2202f
diff --git a/firefox.spec b/firefox.spec
index fc89d73..fdd8d0c 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -1,5 +1,5 @@
 # No build in 62.0.2
-%define debug_package %{nil}
+#%%define debug_package %%{nil}
 
 #
 # WARNING, READ FIRST:
@@ -10,7 +10,7 @@
 # This also means only STABLE upstream releases, NO betas.
 # This is a discussed topic. Please, do not flame it again.
 
-%define major 66.0.2
+%define major 66.0.3
 %define ff_epoch 0
 # (tpg) set version HERE !!!
 %define realver %{major}
@@ -258,12 +258,6 @@ export CFLAGS
 export CXXFLAGS
 %endif
 
-#%ifarch %{ix86}
-#%define smp_mflags -j2
-#%else
-#%define smp_mflags %{_smp_mflags}
-#%endif
-
 export MOZCONFIG=`pwd`/mozconfig
 cat << EOF > $MOZCONFIG
 mk_add_options BUILD_OFFICIAL=1
@@ -271,8 +265,9 @@ mk_add_options MOZILLA_OFFICIAL=1
 mk_add_options MOZ_MAKE_FLAGS="%{smp_mflags}"
 mk_add_options MOZ_OBJDIR=@TOPSRCDIR@/../obj
 ac_add_options --disable-crashreporter
-ac_add_options --disable-debug
-ac_add_options --disable-debug-symbols
+# 
+#ac_add_options --disable-debug
+#ac_add_options --disable-debug-symbols
 ac_add_options --disable-tests
 ac_add_options --disable-updater
 %if %{toolkit_gtk3}