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-rwxr-xr-xtest/bmp-roundtrip.test8
1 files changed, 6 insertions, 2 deletions
diff --git a/test/bmp-roundtrip.test b/test/bmp-roundtrip.test
index af0e6948..291f2669 100755
--- a/test/bmp-roundtrip.test
+++ b/test/bmp-roundtrip.test
@@ -2,5 +2,9 @@
 # This script tests: bmptopnm ppmtobmp
 # Also requires: 
 
-${PBM_TESTPREFIX}ppmtobmp testimg.ppm | ${PBM_TESTPREFIX}bmptopnm | cksum
-${PBM_TESTPREFIX}ppmtobmp testgrid.pbm | ${PBM_TESTPREFIX}bmptopnm | cksum
\ No newline at end of file
+  alias bmptopnm="${PBM_TESTPREFIX}bmptopnm"
+  alias ppmtobmp="${PBM_TESTPREFIX}ppmtobmp"
+  shopt -s expand_aliases
+
+ppmtobmp testimg.ppm | bmptopnm | cksum
+ppmtobmp testgrid.pbm | bmptopnm | cksum