diff --git a/apron.spec b/apron.spec
index 32d4c5a..20e1b20 100644
--- a/apron.spec
+++ b/apron.spec
@@ -124,6 +124,9 @@ sed -e "s|\$(OCAMLMKLIB) -L.*|& -g -ldopt '$RPM_LD_FLAGS'|" \
     -e "/CMXS/s|-linkall|-ccopt '$RPM_LD_FLAGS' &|" \
     -i vars.mk
 
+# The "java -version" output has an extra line we don't want
+sed -i 's/head -1/head -2 | tail -1/' configure
+
 %build
 # This is NOT an autoconf-generated script.  Do not use %%configure
 export CPPFLAGS="-D_GNU_SOURCE"