diff --git a/requirements.txt b/requirements.txt
index fd0e2c3f..60ee5e22 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@
 # installation
 cffi == 1.11.5
 img2pdf == 0.3.0
-pikepdf == 0.3.2
+pikepdf == 0.3.3
 Pillow >= 5.0.0, != 5.1.0 ; sys_platform == "darwin"
 pycparser == 2.18
 python-xmp-toolkit == 2.0.1
diff --git a/setup.py b/setup.py
index d01fcf45..0d8d310b 100644
--- a/setup.py
+++ b/setup.py
@@ -250,7 +250,7 @@ setup(
     install_requires=[
         'cffi >= 1.9.1',          # must be a setup and install requirement
         'img2pdf >= 0.2.4, < 0.4',       # pure Python, so track HEAD closely
-        'pikepdf >= 0.3.2, < 0.4',
+        'pikepdf >= 0.3.3, < 0.4',
         'Pillow >= 4.0.0, != 5.1.0 ; sys_platform == "darwin"',
                                   # Pillow < 4 has BytesIO/TIFF bug w/img2pdf 0.2.3
                                   # block 5.1.0, broken wheels