diff --git a/requirements.txt b/requirements.txt
index f222d1b..a7328a0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 singer-python==5.1.1
 vertica-python==1.0.1
-inflection==0.3.1
\ No newline at end of file
+inflection==0.5.1
\ No newline at end of file
diff --git a/setup.py b/setup.py
index 9970874..06f27d8 100644
--- a/setup.py
+++ b/setup.py
@@ -20,7 +20,7 @@
       install_requires=[
           'pipelinewise-singer-python==1.*',
           'vertica-python==1.0.1',
-          'inflection==0.3.1',
+          'inflection==0.5.1',
           'joblib==1.0.0'
       ],
       extras_require={