diff --git a/t/t1004-read-tree-m-u-wf.sh b/t/t1004-read-tree-m-u-wf.sh
index 826cd32e23..c13578a635 100755
--- a/t/t1004-read-tree-m-u-wf.sh
+++ b/t/t1004-read-tree-m-u-wf.sh
@@ -210,10 +210,10 @@ test_expect_success 'D/F' '
 	read_tree_u_must_succeed -m -u branch-point side-b side-a &&
 	git ls-files -u >actual &&
 	(
-		a=$(git rev-parse branch-point:subdir/file2)
-		b=$(git rev-parse side-a:subdir/file2/another)
-		echo "100644 $a 1	subdir/file2"
-		echo "100644 $a 2	subdir/file2"
+		a=$(git rev-parse branch-point:subdir/file2) &&
+		b=$(git rev-parse side-a:subdir/file2/another) &&
+		echo "100644 $a 1	subdir/file2" &&
+		echo "100644 $a 2	subdir/file2" &&
 		echo "100644 $b 3	subdir/file2/another"
 	) >expect &&
 	test_cmp expect actual
diff --git a/t/t1005-read-tree-reset.sh b/t/t1005-read-tree-reset.sh
index 074568500a..83b09e1310 100755
--- a/t/t1005-read-tree-reset.sh
+++ b/t/t1005-read-tree-reset.sh
@@ -33,7 +33,7 @@ test_expect_success 'reset should remove remnants from a failed merge' '
 	git ls-files -s >expect &&
 	sha1=$(git rev-parse :new) &&
 	(
-		echo "100644 $sha1 1	old"
+		echo "100644 $sha1 1	old" &&
 		echo "100644 $sha1 3	old"
 	) | git update-index --index-info &&
 	>old &&
@@ -48,7 +48,7 @@ test_expect_success 'two-way reset should remove remnants too' '
 	git ls-files -s >expect &&
 	sha1=$(git rev-parse :new) &&
 	(
-		echo "100644 $sha1 1	old"
+		echo "100644 $sha1 1	old" &&
 		echo "100644 $sha1 3	old"
 	) | git update-index --index-info &&
 	>old &&
@@ -63,7 +63,7 @@ test_expect_success 'Porcelain reset should remove remnants too' '
 	git ls-files -s >expect &&
 	sha1=$(git rev-parse :new) &&
 	(
-		echo "100644 $sha1 1	old"
+		echo "100644 $sha1 1	old" &&
 		echo "100644 $sha1 3	old"
 	) | git update-index --index-info &&
 	>old &&
@@ -78,7 +78,7 @@ test_expect_success 'Porcelain checkout -f should remove remnants too' '
 	git ls-files -s >expect &&
 	sha1=$(git rev-parse :new) &&
 	(
-		echo "100644 $sha1 1	old"
+		echo "100644 $sha1 1	old" &&
 		echo "100644 $sha1 3	old"
 	) | git update-index --index-info &&
 	>old &&
@@ -93,7 +93,7 @@ test_expect_success 'Porcelain checkout -f HEAD should remove remnants too' '
 	git ls-files -s >expect &&
 	sha1=$(git rev-parse :new) &&
 	(
-		echo "100644 $sha1 1	old"
+		echo "100644 $sha1 1	old" &&
 		echo "100644 $sha1 3	old"
 	) | git update-index --index-info &&
 	>old &&
diff --git a/t/t1020-subdirectory.sh b/t/t1020-subdirectory.sh
index df3183ea1a..c2df75e495 100755
--- a/t/t1020-subdirectory.sh
+++ b/t/t1020-subdirectory.sh
@@ -148,7 +148,7 @@ test_expect_success 'GIT_PREFIX for built-ins' '
 	(
 		cd dir &&
 		echo "change" >two &&
-		GIT_EXTERNAL_DIFF=./diff git diff >../actual
+		GIT_EXTERNAL_DIFF=./diff git diff >../actual &&
 		git checkout -- two
 	) &&
 	test_cmp expect actual
diff --git a/t/t1050-large.sh b/t/t1050-large.sh
index f9eb143f43..1a9b21b293 100755
--- a/t/t1050-large.sh
+++ b/t/t1050-large.sh
@@ -108,7 +108,7 @@ test_expect_success 'packsize limit' '
 		test-tool genrandom "c" $(( 128 * 1024 )) >mid3 &&
 		git add mid1 mid2 mid3 &&
 
-		count=0
+		count=0 &&
 		for pi in .git/objects/pack/pack-*.idx
 		do
 			test -f "$pi" && count=$(( $count + 1 ))
@@ -116,8 +116,8 @@ test_expect_success 'packsize limit' '
 		test $count = 2 &&
 
 		(
-			git hash-object --stdin <mid1
-			git hash-object --stdin <mid2
+			git hash-object --stdin <mid1 &&
+			git hash-object --stdin <mid2 &&
 			git hash-object --stdin <mid3
 		) |
 		sort >expect &&
diff --git a/t/t1411-reflog-show.sh b/t/t1411-reflog-show.sh
index 596907758d..4d62ceef9c 100755
--- a/t/t1411-reflog-show.sh
+++ b/t/t1411-reflog-show.sh
@@ -159,9 +159,9 @@ test_expect_success 'git log -g -p shows diffs vs. parents' '
 	git log -1 -p HEAD^ >log.one &&
 	git log -1 -p HEAD >log.two &&
 	(
-		cat log.one; echo
-		cat log.two; echo
-		cat log.one; echo
+		cat log.one && echo &&
+		cat log.two && echo &&
+		cat log.one && echo &&
 		cat log.two
 	) >expect &&
 	test_cmp expect actual
diff --git a/t/t1512-rev-parse-disambiguation.sh b/t/t1512-rev-parse-disambiguation.sh
index 96fe3754c8..e4d5b56014 100755
--- a/t/t1512-rev-parse-disambiguation.sh
+++ b/t/t1512-rev-parse-disambiguation.sh
@@ -34,8 +34,8 @@ test_expect_success 'blob and tree' '
 		for i in 0 1 2 3 4 5 6 7 8 9
 		do
 			echo $i
-		done
-		echo
+		done &&
+		echo &&
 		echo b1rwzyc3
 	) >a0blgqsjc &&
 
@@ -222,7 +222,7 @@ test_expect_success 'more history' '
 
 	test_might_fail git rm -f a0blgqsjc &&
 	(
-		git cat-file blob $side:f5518nwu
+		git cat-file blob $side:f5518nwu &&
 		echo j3l0i9s6
 	) >ab2gs879 &&
 	git add ab2gs879 &&