diff --git a/requirements.txt b/requirements.txt
index 1bce825..bb260db 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,27 +1,27 @@
-alpaca-py==0.21.0
-alpaca-trade-api==2.3.0
-black==23.7.0
-ipykernel==6.25.0
-ipython==8.12.2
-jupyter-client==8.3.0
-jupyter-core==5.3.1
-matplotlib==3.7.3
-matplotlib-inline==0.1.6
-mypy-extensions==1.0.0
-nest-asyncio==1.5.6
-numpy==1.24.4
-packaging==23.1
-pandas==1.3.5
-parso==0.8.3
+alpaca-py>=0.21.0
+alpaca-trade-api>=2.3.0
+black>=23.7.0
+ipykernel>=6.25.0
+ipython>=8.12.2
+jupyter-client>=8.3.0
+jupyter-core>=5.3.1
+matplotlib>=3.7.3
+matplotlib-inline>=0.1.6
+mypy-extensions>=1.0.0
+nest-asyncio>=1.5.6
+numpy>=1.24.4
+packaging>=23.1
+pandas>=1.3.5
+parso>=0.8.3
 Pillow>=10.0.0
-platformdirs==3.9.1
-pytest==6.2.5
-python-dateutil==2.8.2
-requests==2.31.0
-requests-toolbelt==0.9.1
-schedule==1.2.0
-scikit-learn==1.3.0
-scipy==1.10.1
-tqdm==4.48.2
-twine==3.2.0
-typing-extensions==4.7.1
+platformdirs>=3.9.1
+pytest>=6.2.5
+python-dateutil>=2.8.2
+requests>=2.31.0
+requests-toolbelt>=0.9.1
+schedule>=1.2.0
+scikit-learn>=1.3.0
+scipy>=1.10.1
+tqdm>=4.48.2
+twine>=3.2.0
+typing-extensions>=4.7.1