diff --git a/icu.spec b/icu.spec
index 242facc..dfe4068 100644
--- a/icu.spec
+++ b/icu.spec
@@ -160,7 +160,7 @@ export CFLAGS="$CXXFLAGS"
 	--enable-shared \
 	--disable-samples \
 	--with-data-packaging=archive
-make %{?_smp_mflags} VERBOSE=1 -j1
+make %{?_smp_mflags} VERBOSE=1
 # Build the other endianess, too.
 pushd data/
 %if %be_platform