diff --git a/tests/bzr-definitions b/tests/bzr-definitions
--- a/tests/bzr-definitions
+++ b/tests/bzr-definitions
@@ -2,7 +2,7 @@
 
 "$TESTDIR/hghave" bzr || exit 80
 
-export TERM=dumb
+TERM=dumb; export TERM
 echo '[extensions]' >> $HGRCPATH
 echo 'convert = ' >> $HGRCPATH
 echo 'hgext.graphlog = ' >> $HGRCPATH
diff --git a/tests/test-convert-p4 b/tests/test-convert-p4
--- a/tests/test-convert-p4
+++ b/tests/test-convert-p4
@@ -6,12 +6,12 @@ echo "[extensions]" >> $HGRCPATH
 echo "convert = " >> $HGRCPATH
 
 echo % create p4 depot
-export P4ROOT=$PWD/depot
-export P4AUDIT=$P4ROOT/audit
-export P4JOURNAL=$P4ROOT/journal
-export P4LOG=$P4ROOT/log
-export P4PORT=localhost:16661
-export P4DEBUG=1
+P4ROOT=$PWD/depot; export P4ROOT
+P4AUDIT=$P4ROOT/audit; export P4AUDIT
+P4JOURNAL=$P4ROOT/journal; export P4JOURNAL
+P4LOG=$P4ROOT/log; export P4LOG
+P4PORT=localhost:16661; export P4PORT
+P4DEBUG=1; export P4DEBUG
 
 echo % start the p4 server
 [ ! -d $P4ROOT ] && mkdir $P4ROOT
@@ -24,7 +24,7 @@ while ! p4 ; do
 done >/dev/null 2>/dev/null
 
 echo % create a client spec
-export P4CLIENT=hg-p4-import
+P4CLIENT=hg-p4-import; export P4CLIENT
 DEPOTPATH=//depot/test-mercurial-import/...
 p4 client -o | sed '/^View:/,$ d' >p4client
 echo View: >>p4client
diff --git a/tests/test-convert-p4-filetypes b/tests/test-convert-p4-filetypes
--- a/tests/test-convert-p4-filetypes
+++ b/tests/test-convert-p4-filetypes
@@ -6,13 +6,13 @@ echo "[extensions]" >> $HGRCPATH
 echo "convert = " >> $HGRCPATH
 
 echo % create p4 depot
-export P4ROOT=$PWD/depot
-export P4AUDIT=$P4ROOT/audit
-export P4JOURNAL=$P4ROOT/journal
-export P4LOG=$P4ROOT/log
-export P4PORT=localhost:16661
-export P4DEBUG=1
-export P4CHARSET=utf8
+P4ROOT=$PWD/depot; export P4ROOT
+P4AUDIT=$P4ROOT/audit; export P4AUDIT
+P4JOURNAL=$P4ROOT/journal; export P4JOURNAL
+P4LOG=$P4ROOT/log; export P4LOG
+P4PORT=localhost:16661; export P4PORT
+P4DEBUG=1; export P4DEBUG
+P4CHARSET=utf8; export P4CHARSET
 
 echo % start the p4 server
 [ ! -d $P4ROOT ] && mkdir $P4ROOT
@@ -26,7 +26,7 @@ while ! p4 ; do
 done >/dev/null 2>/dev/null
 
 echo % create a client spec
-export P4CLIENT=hg-p4-import
+P4CLIENT=hg-p4-import; export P4CLIENT
 DEPOTPATH=//depot/test-mercurial-import/...
 p4 client -o | sed '/^View:/,$ d' >p4client
 echo View: >>p4client