diff --git a/tests/malloc/tests/01-run.py b/tests/malloc/tests/01-run.py
index a29812b9da..622d59a028 100755
--- a/tests/malloc/tests/01-run.py
+++ b/tests/malloc/tests/01-run.py
@@ -11,7 +11,7 @@ from testrunner import run
 
 # For BOARD's with large amount of RAM allocating all chunks takes longer
 # than 10s
-ALLOCATION_TIMEOUT = 20
+ALLOCATION_TIMEOUT = 30
 FREE_TIMEOUT = ALLOCATION_TIMEOUT