diff --git a/test/fuzzing/run-draw-fuzzer-tests.py b/test/fuzzing/run-draw-fuzzer-tests.py
index da4420e3f..b8e2e1d01 100755
--- a/test/fuzzing/run-draw-fuzzer-tests.py
+++ b/test/fuzzing/run-draw-fuzzer-tests.py
@@ -11,11 +11,10 @@ from hb_fuzzer_tools import (
 
 def main():
     srcdir = os.getenv("srcdir", ".")
-    EXEEXT = os.getenv("EXEEXT", "")
     top_builddir = os.getenv("top_builddir", ".")
 
     # Find the fuzzer binary
-    default_bin = os.path.join(top_builddir, "hb-draw-fuzzer" + EXEEXT)
+    default_bin = os.path.join(top_builddir, "hb-draw-fuzzer")
     hb_draw_fuzzer = find_fuzzer_binary(default_bin, sys.argv)
 
     print("Using hb_draw_fuzzer:", hb_draw_fuzzer)
diff --git a/test/fuzzing/run-repacker-fuzzer-tests.py b/test/fuzzing/run-repacker-fuzzer-tests.py
index 110366645..6aafc742c 100755
--- a/test/fuzzing/run-repacker-fuzzer-tests.py
+++ b/test/fuzzing/run-repacker-fuzzer-tests.py
@@ -11,11 +11,10 @@ from hb_fuzzer_tools import (
 
 def main():
     srcdir = os.getenv("srcdir", ".")
-    EXEEXT = os.getenv("EXEEXT", "")
     top_builddir = os.getenv("top_builddir", ".")
 
     # Find the fuzzer binary
-    default_bin = os.path.join(top_builddir, "hb-repacker-fuzzer" + EXEEXT)
+    default_bin = os.path.join(top_builddir, "hb-repacker-fuzzer")
     hb_repacker_fuzzer = find_fuzzer_binary(default_bin, sys.argv)
 
     print("Using hb_repacker_fuzzer:", hb_repacker_fuzzer)
diff --git a/test/fuzzing/run-shape-fuzzer-tests.py b/test/fuzzing/run-shape-fuzzer-tests.py
index aaed2794c..6eaea6652 100755
--- a/test/fuzzing/run-shape-fuzzer-tests.py
+++ b/test/fuzzing/run-shape-fuzzer-tests.py
@@ -11,10 +11,9 @@ from hb_fuzzer_tools import (
 
 def main():
     srcdir = os.getenv("srcdir", ".")
-    EXEEXT = os.getenv("EXEEXT", "")
     top_builddir = os.getenv("top_builddir", ".")
 
-    default_bin = os.path.join(top_builddir, "hb-shape-fuzzer" + EXEEXT)
+    default_bin = os.path.join(top_builddir, "hb-shape-fuzzer")
     hb_shape_fuzzer = find_fuzzer_binary(default_bin, sys.argv)
 
     print("Using hb_shape_fuzzer:", hb_shape_fuzzer)
diff --git a/test/fuzzing/run-subset-fuzzer-tests.py b/test/fuzzing/run-subset-fuzzer-tests.py
index c8426c150..e2030d476 100755
--- a/test/fuzzing/run-subset-fuzzer-tests.py
+++ b/test/fuzzing/run-subset-fuzzer-tests.py
@@ -11,11 +11,10 @@ from hb_fuzzer_tools import (
 
 def main():
     srcdir = os.getenv("srcdir", ".")
-    EXEEXT = os.getenv("EXEEXT", "")
     top_builddir = os.getenv("top_builddir", ".")
 
     # Locate the binary
-    default_bin = os.path.join(top_builddir, "hb-subset-fuzzer" + EXEEXT)
+    default_bin = os.path.join(top_builddir, "hb-subset-fuzzer")
     hb_subset_fuzzer = find_fuzzer_binary(default_bin, sys.argv)
 
     print("Using hb_subset_fuzzer:", hb_subset_fuzzer)