diff --git a/requirements.txt b/requirements.txt
index 5db9d76..2bfa94f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 numpy==1.23.4
-dill==0.3.6
+dill==0.3.7
 deepdish==0.3.7
 lmfit==1.2.2
 cython==0.29.32
diff --git a/requirements_dev.txt b/requirements_dev.txt
index 28ec8ab..c4b0996 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,5 +1,5 @@
 numpy==1.23.4
-dill==0.3.6
+dill==0.3.7
 deepdish==0.3.7
 lmfit==1.2.2
 cython==0.29.32