diff --git a/tests/basics/dict1.py b/tests/basics/dict1.py
index 1356cd4280..f189266b4d 100644
--- a/tests/basics/dict1.py
+++ b/tests/basics/dict1.py
@@ -12,7 +12,7 @@ print(d)
 print(d[1])
 
 x = 1
-while x < 1000:
+while x < 100:
     d[x] = x
     x += 1
-print(d[500])
+print(d[50])
diff --git a/tests/basics/dict_copy.py b/tests/basics/dict_copy.py
index c3eb7ffc18..e2fc94aeb1 100644
--- a/tests/basics/dict_copy.py
+++ b/tests/basics/dict_copy.py
@@ -1,5 +1,5 @@
-a = {i: 2*i for i in range(1000)}
+a = {i: 2*i for i in range(100)}
 b = a.copy()
-for i in range(1000):
+for i in range(100):
     print(i, b[i])
 print(len(b))
diff --git a/tests/basics/enumerate.py b/tests/basics/enumerate.py
index 88747557a0..00595cb0f6 100644
--- a/tests/basics/enumerate.py
+++ b/tests/basics/enumerate.py
@@ -2,7 +2,7 @@ print(list(enumerate([])))
 print(list(enumerate([1, 2, 3])))
 print(list(enumerate([1, 2, 3], 5)))
 print(list(enumerate([1, 2, 3], -5)))
-print(list(enumerate(range(1000))))
+print(list(enumerate(range(100))))
 
 # specifying args with keywords
 print(list(enumerate([1, 2, 3], start=1)))
diff --git a/tests/basics/list_sort.py b/tests/basics/list_sort.py
index c185ddcd16..d10e2a6e4e 100644
--- a/tests/basics/list_sort.py
+++ b/tests/basics/list_sort.py
@@ -27,7 +27,7 @@ print(l)
 print(l == sorted(l, reverse=False))
 
 # test large lists (should not stack overflow)
-l = list(range(2000))
+l = list(range(200))
 l.sort()
 print(l[0], l[-1])
 l.sort(reverse=True)