diff --git a/src/tests.sh b/src/tests.sh
index e98304e..de022de 100755
--- a/src/tests.sh
+++ b/src/tests.sh
@@ -69,7 +69,7 @@ echo "STARTING TESTS"
 title "Plain returns"
 check "PlainRet" "10" "10"
 check "StrRetrn" "\"hey\"" "hey"
-check "SingleStrRetrn" "'hey'" "hey"
+check "SingleStrRetrn" "\"hey\"" "hey"
 check "HexReturn" "0x0f0f0" "61680"
 check "BinaryReturn" "0b011010011010011" "13523"
 endBlock
@@ -98,10 +98,10 @@ endBlock
 title "TypeCheck"
 check "IsNum" "(isnum 23847123)" "T"
 check "IsntNum" "(isnum \"WORDS\")" "F"
-check "IsString" "(isstr 'words')" "T"
-check "IsStringEmpty" "(isstr '')" "T"
+check "IsString" "(isstr \"words\")" "T"
+check "IsStringEmpty" "(isstr \"\")" "T"
 check "NumNotString" "(isstr 5)" "F"
-check "ListNotString" "(isstr ('hello'))" "F"
+check "ListNotString" "(isstr (\"hello\"))" "F"
 endBlock
 
 title "Ifs/Bools"
@@ -123,7 +123,7 @@ check "AppndToEnvList" "(def l (50000 4000 300 20)) (def l (ap l 1)) l" "( 50000
 check "PrependToList" "(pre (1 20 300 4000 50000) 600000)" "( 600000 1 20 300 4000 50000 )"
 check "PrepndToEnvList" "(def l (50000 4000 300 20)) (def l (pre l 1)) l" "( 1 50000 4000 300 20 )"
 check "Rest(Tail)OfList" "(def l (50000 4000 300 20)) (rest l)" "( 4000 300 20 )"
-check "ListLength" "(def l (1 20 3 'abc' 'banana' (+ 10 5))) (len l)" "6"
+check "ListLength" "(def l (1 20 3 \"abc\" \"banana\" (+ 10 5))) (len l)" "6"
 endBlock
 
 title "Spacing"
@@ -205,13 +205,13 @@ check "MapFilter" "(eval \"(fil (< 50) (map sq (1 2 3 4 5 6 7 8 9 10 11 12)))\")
 endBlock
 
 title "Forbble" disable
-check "BasicForbbleOp" "(loadfile 'examples/forbble.pbl') (feval (10 10 * .)) ''" "100"
-check "FibForbble" "(loadfile 'examples/forbble.pbl') (feval (1 1 _f _f _f _f _f _f _f _f _f _f _f _f _f _f _f _f _f _f _f _f _f .)) ''" "28657"
-check "ForbbleDefine" "(loadfile 'examples/forbble.pbl') (feval ( : \"cubed\" dup dup * * $ )) (feval (4 cubed .)) ''" "64"
+check "BasicForbbleOp" "(loadfile \"examples/forbble.pbl\") (feval (10 10 * .)) \"\"" "100"
+check "FibForbble" "(loadfile \"examples/forbble.pbl\") (feval (1 1 _f _f _f _f _f _f _f _f _f _f _f _f _f _f _f _f _f _f _f _f _f .)) \"\"" "28657"
+check "ForbbleDefine" "(loadfile \"examples/forbble.pbl\") (feval ( : \"cubed\" dup dup * * $ )) (feval (4 cubed .)) \"\"" "64"
 endBlock
 
 title "Environment"
-check "EnvStressTestEarly" "(def a 1)(def b 20)(def c 'yee')(def d 'yeehunnid')(def e 3) (a)" "( 1 )"
+check "EnvStressTestEarly" "(def a 1)(def b 20)(def c \"yee\")(def d \"yeehunnid\")(def e 3) (a)" "( 1 )"
 check "EnvStressTestLate" "(def a 1)(def b 2)(def c 3)(def d 4)(def e 5)(def g 6)(def n 40) n" "40"
 endBlock