diff --git a/appengine/flexible/numpy/requirements.txt b/appengine/flexible/numpy/requirements.txt
index f5ac4b59c7d..64688be63f6 100644
--- a/appengine/flexible/numpy/requirements.txt
+++ b/appengine/flexible/numpy/requirements.txt
@@ -1,3 +1,3 @@
 Flask==1.1.2
 gunicorn==20.0.4
-numpy==1.18.2
+numpy==1.18.3
diff --git a/appengine/flexible/scipy/requirements.txt b/appengine/flexible/scipy/requirements.txt
index 56a414b320c..1191b9d779f 100644
--- a/appengine/flexible/scipy/requirements.txt
+++ b/appengine/flexible/scipy/requirements.txt
@@ -1,6 +1,6 @@
 Flask==1.1.2
 gunicorn==20.0.4
 imageio==2.8.0
-numpy==1.18.2
+numpy==1.18.3
 pillow==7.1.1
 scipy==1.4.1
diff --git a/language/classify_text/requirements.txt b/language/classify_text/requirements.txt
index bdbf1b3a587..80d612f8c0d 100644
--- a/language/classify_text/requirements.txt
+++ b/language/classify_text/requirements.txt
@@ -1,2 +1,2 @@
 google-cloud-language==1.3.0
-numpy==1.18.2
+numpy==1.18.3