diff --git a/tests/requirements.colab.2024.02.txt b/tests/requirements.colab.2024.02.txt
index 4933e178..1452cadb 100644
--- a/tests/requirements.colab.2024.02.txt
+++ b/tests/requirements.colab.2024.02.txt
@@ -22,7 +22,7 @@ numpy==2.4.6
 openpyxl == 3.1.5
 pandas==3.0.3
 pandas-datareader == 0.10.0
-pytest == 9.0.3
+pytest == 9.1.0
 pytest-xdist
 requests == 2.34.2
 scikit-learn == 1.9.0
diff --git a/tests/requirements.colab.2025.02.txt b/tests/requirements.colab.2025.02.txt
index de6609c3..e8434256 100644
--- a/tests/requirements.colab.2025.02.txt
+++ b/tests/requirements.colab.2025.02.txt
@@ -24,7 +24,7 @@ numpy==2.4.6
 openpyxl == 3.1.5
 pandas==3.0.3
 pandas-datareader == 0.10.0
-pytest == 9.0.3
+pytest == 9.1.0
 pytest-xdist
 requests == 2.34.2
 scikit-learn == 1.9.0
diff --git a/tests/requirements.colab.2026.02.txt b/tests/requirements.colab.2026.02.txt
index ebfe0241..2b0fef3b 100644
--- a/tests/requirements.colab.2026.02.txt
+++ b/tests/requirements.colab.2026.02.txt
@@ -24,7 +24,7 @@ numpy==2.4.6
 openpyxl==3.1.5
 pandas==3.0.3
 pandas-datareader==0.10.0
-pytest==9.0.3
+pytest==9.1.0
 pytest-xdist
 requests==2.34.2
 scikit-learn==1.9.0