diff --git a/dev-requirements.txt b/dev-requirements.txt
index e4b084a..d3ce5c4 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -139,29 +139,7 @@ mccabe==0.6.1 \
     --hash=sha256:ab8a6258860da4b6677da4bd2fe5dc2c659cff31b3ee4f7f5d64e79735b80d42 \
     --hash=sha256:dd8d182285a0fe56bace7f45b5e7d1a6ebcbf524e8f3bd87eb0f125271b8831f \
     # via flake8
-numpy==1.18.4 \
-    --hash=sha256:00d7b54c025601e28f468953d065b9b121ddca7fff30bed7be082d3656dd798d \
-    --hash=sha256:02ec9582808c4e48be4e93cd629c855e644882faf704bc2bd6bbf58c08a2a897 \
-    --hash=sha256:0e6f72f7bb08f2f350ed4408bb7acdc0daba637e73bce9f5ea2b207039f3af88 \
-    --hash=sha256:1be2e96314a66f5f1ce7764274327fd4fb9da58584eaff00b5a5221edefee7d6 \
-    --hash=sha256:2466fbcf23711ebc5daa61d28ced319a6159b260a18839993d871096d66b93f7 \
-    --hash=sha256:2b573fcf6f9863ce746e4ad00ac18a948978bb3781cffa4305134d31801f3e26 \
-    --hash=sha256:3f0dae97e1126f529ebb66f3c63514a0f72a177b90d56e4bce8a0b5def34627a \
-    --hash=sha256:50fb72bcbc2cf11e066579cb53c4ca8ac0227abb512b6cbc1faa02d1595a2a5d \
-    --hash=sha256:57aea170fb23b1fd54fa537359d90d383d9bf5937ee54ae8045a723caa5e0961 \
-    --hash=sha256:709c2999b6bd36cdaf85cf888d8512da7433529f14a3689d6e37ab5242e7add5 \
-    --hash=sha256:7d59f21e43bbfd9a10953a7e26b35b6849d888fc5a331fa84a2d9c37bd9fe2a2 \
-    --hash=sha256:904b513ab8fbcbdb062bed1ce2f794ab20208a1b01ce9bd90776c6c7e7257032 \
-    --hash=sha256:96dd36f5cdde152fd6977d1bbc0f0561bccffecfde63cd397c8e6033eb66baba \
-    --hash=sha256:9933b81fecbe935e6a7dc89cbd2b99fea1bf362f2790daf9422a7bb1dc3c3085 \
-    --hash=sha256:bbcc85aaf4cd84ba057decaead058f43191cc0e30d6bc5d44fe336dc3d3f4509 \
-    --hash=sha256:dccd380d8e025c867ddcb2f84b439722cf1f23f3a319381eac45fd077dee7170 \
-    --hash=sha256:e22cd0f72fc931d6abc69dc7764484ee20c6a60b0d0fee9ce0426029b1c1bdae \
-    --hash=sha256:ed722aefb0ebffd10b32e67f48e8ac4c5c4cf5d3a785024fdf0e9eb17529cd9d \
-    --hash=sha256:efb7ac5572c9a57159cf92c508aad9f856f1cb8e8302d7fdb99061dbe52d712c \
-    --hash=sha256:efdba339fffb0e80fcc19524e4fdbda2e2b5772ea46720c44eaac28096d60720 \
-    --hash=sha256:f22273dd6a403ed870207b853a856ff6327d5cbce7a835dfa0645b3fc00273ec \
-    # via -r requirements_dev.in, pandas
+numpy==1.23.5 \    # via -r requirements_dev.in, pandas
 packaging==20.4 \
     --hash=sha256:4357f74f47b9c12db93624a82154e9b120fa8293699949152b22065d556079f8 \
     --hash=sha256:998416ba6962ae7fbd6596850b80e17859a5753ba17c32284f67bfff33784181 \
diff --git a/requirements.txt b/requirements.txt
index 609c147..e24912e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -59,29 +59,7 @@ cryptography==2.9.2 \
     --hash=sha256:e993468c859d084d5579e2ebee101de8f5a27ce8e2159959b6673b418fd8c785 \
     --hash=sha256:f118a95c7480f5be0df8afeb9a11bd199aa20afab7a96bcf20409b411a3a85f0 \
     # via encryption2fa (setup.py)
-numpy==1.18.4 \
-    --hash=sha256:00d7b54c025601e28f468953d065b9b121ddca7fff30bed7be082d3656dd798d \
-    --hash=sha256:02ec9582808c4e48be4e93cd629c855e644882faf704bc2bd6bbf58c08a2a897 \
-    --hash=sha256:0e6f72f7bb08f2f350ed4408bb7acdc0daba637e73bce9f5ea2b207039f3af88 \
-    --hash=sha256:1be2e96314a66f5f1ce7764274327fd4fb9da58584eaff00b5a5221edefee7d6 \
-    --hash=sha256:2466fbcf23711ebc5daa61d28ced319a6159b260a18839993d871096d66b93f7 \
-    --hash=sha256:2b573fcf6f9863ce746e4ad00ac18a948978bb3781cffa4305134d31801f3e26 \
-    --hash=sha256:3f0dae97e1126f529ebb66f3c63514a0f72a177b90d56e4bce8a0b5def34627a \
-    --hash=sha256:50fb72bcbc2cf11e066579cb53c4ca8ac0227abb512b6cbc1faa02d1595a2a5d \
-    --hash=sha256:57aea170fb23b1fd54fa537359d90d383d9bf5937ee54ae8045a723caa5e0961 \
-    --hash=sha256:709c2999b6bd36cdaf85cf888d8512da7433529f14a3689d6e37ab5242e7add5 \
-    --hash=sha256:7d59f21e43bbfd9a10953a7e26b35b6849d888fc5a331fa84a2d9c37bd9fe2a2 \
-    --hash=sha256:904b513ab8fbcbdb062bed1ce2f794ab20208a1b01ce9bd90776c6c7e7257032 \
-    --hash=sha256:96dd36f5cdde152fd6977d1bbc0f0561bccffecfde63cd397c8e6033eb66baba \
-    --hash=sha256:9933b81fecbe935e6a7dc89cbd2b99fea1bf362f2790daf9422a7bb1dc3c3085 \
-    --hash=sha256:bbcc85aaf4cd84ba057decaead058f43191cc0e30d6bc5d44fe336dc3d3f4509 \
-    --hash=sha256:dccd380d8e025c867ddcb2f84b439722cf1f23f3a319381eac45fd077dee7170 \
-    --hash=sha256:e22cd0f72fc931d6abc69dc7764484ee20c6a60b0d0fee9ce0426029b1c1bdae \
-    --hash=sha256:ed722aefb0ebffd10b32e67f48e8ac4c5c4cf5d3a785024fdf0e9eb17529cd9d \
-    --hash=sha256:efb7ac5572c9a57159cf92c508aad9f856f1cb8e8302d7fdb99061dbe52d712c \
-    --hash=sha256:efdba339fffb0e80fcc19524e4fdbda2e2b5772ea46720c44eaac28096d60720 \
-    --hash=sha256:f22273dd6a403ed870207b853a856ff6327d5cbce7a835dfa0645b3fc00273ec \
-    # via pyarrow
+numpy==1.23.5 \    # via pyarrow
 pyarrow==0.17.1 \
     --hash=sha256:18f65739d1d8ed8ad0d88228fd9ab76558a9c808c01dca2f24be2c72b875f43b \
     --hash=sha256:21b4d31a2813e81ed6664c37decb548618fd93838f983c3d634e3eae1d91a597 \