diff --git a/requirements-dev.txt b/requirements-dev.txt
index 3b1b121..c1060fc 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -27,8 +27,6 @@ flask-cors==5.0.0
     # via -r requirements.txt
 gunicorn==23.0.0
     # via -r requirements.txt
-humps==0.2.2
-    # via -r requirements.txt
 itsdangerous==2.2.0
     # via
     #   -r requirements.txt
@@ -57,6 +55,8 @@ pip-tools==7.6.0
     # via -r requirements-dev.in
 pydantic==1.10.2
     # via -r requirements.txt
+pyhumps==3.8.0
+    # via -r requirements.txt
 pyproject-hooks==1.2.0
     # via
     #   build
diff --git a/requirements.in b/requirements.in
index 3b9bdce..3718e4b 100644
--- a/requirements.in
+++ b/requirements.in
@@ -1,7 +1,7 @@
 Flask
 flask-cors
 gunicorn
-humps
+pyhumps
 minizinc
 networkx
 pydantic
diff --git a/requirements.txt b/requirements.txt
index b102860..dfccc11 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,8 +18,6 @@ flask-cors==5.0.0
     # via -r requirements.in
 gunicorn==23.0.0
     # via -r requirements.in
-humps==0.2.2
-    # via -r requirements.in
 itsdangerous==2.2.0
     # via flask
 jinja2==3.1.6
@@ -37,6 +35,8 @@ packaging==25.0
     # via gunicorn
 pydantic==1.10.2
     # via -r requirements.in
+pyhumps==3.8.0
+    # via -r requirements.in
 swiplserver==1.0.2
     # via -r requirements.in
 textx==4.2.2