diff --git a/tools/ci/travis-install-dagmc.sh b/tools/ci/travis-install-dagmc.sh
index 05d5d0a642..3cd5ee6ffc 100755
--- a/tools/ci/travis-install-dagmc.sh
+++ b/tools/ci/travis-install-dagmc.sh
@@ -28,7 +28,7 @@ export LD_LIBRARY_PATH=$MOAB_INSTALL_DIR/lib:$LD_LIBRARY_PATH
 mkdir DAGMC && cd DAGMC
 git clone -b $DAGMC_BRANCH $DAGMC_REPO
 mkdir build && cd build
-cmake ../dagmc -DBUILD_TALLY=ON -DCMAKE_INSTALL_PREFIX=$DAGMC_INSTALL_D 
+cmake ../dagmc -DBUILD_TALLY=ON -DCMAKE_INSTALL_PREFIX=$DAGMC_INSTALL_DIR
 make -j install
 rm -rf $HOME/DAGMC/dagmc
 export LD_LIBRARY_PATH=$DAGMC_INSTALL_DIR/lib:$LD_LIBRARY_PATH