diff --git a/requirements.txt b/requirements.txt
index f88e0be..1f7c72a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,9 +24,49 @@ cvxopt==1.2.7; (python_version >= "2.7" and python_full_version < "3.0.0") or (p
 cycler==0.11.0; python_version >= "3.7" \
     --hash=sha256:3a27e95f763a428a739d2add979fa7494c912a32c17c4c38c4d5f082cad165a3 \
     --hash=sha256:9c87405839a19696e837b3b818fed3f5f69f16f1eec1a1ad77e043dcea9c772f
-fonttools==4.28.1; python_version >= "3.7" \
-    --hash=sha256:68071406009e7ef6a5fdcd85d95975cd6963867bb226f2b786bfffe15d1959ef \
-    --hash=sha256:8c8f84131bf04f3b1dcf99b9763cec35c347164ab6ad006e18d2f99fcab05529
+fonttools==4.47.0; python_version >= "3.7" \
+    --hash=sha256:084511482dd265bce6dca24c509894062f0117e4e6869384d853f46c0e6d43be \
+    --hash=sha256:1193fb090061efa2f9e2d8d743ae9850c77b66746a3b32792324cdce65784154 \
+    --hash=sha256:174995f7b057e799355b393e97f4f93ef1f2197cbfa945e988d49b2a09ecbce8 \
+    --hash=sha256:253bb46bab970e8aae254cebf2ae3db98a4ef6bd034707aa68a239027d2b198d \
+    --hash=sha256:2a78dba8c2a1e9d53a0fb5382979f024200dc86adc46a56cbb668a2249862fda \
+    --hash=sha256:2d2404107626f97a221dc1a65b05396d2bb2ce38e435f64f26ed2369f68675d9 \
+    --hash=sha256:40bdbe90b33897d9cc4a39f8e415b0fcdeae4c40a99374b8a4982f127ff5c767 \
+    --hash=sha256:495369c660e0c27233e3c572269cbe520f7f4978be675f990f4005937337d391 \
+    --hash=sha256:4a9a51745c0439516d947480d4d884fa18bd1458e05b829e482b9269afa655bc \
+    --hash=sha256:511482df31cfea9f697930f61520f6541185fa5eeba2fa760fe72e8eee5af88b \
+    --hash=sha256:52c82df66201f3a90db438d9d7b337c7c98139de598d0728fb99dab9fd0495ca \
+    --hash=sha256:562681188c62c024fe2c611b32e08b8de2afa00c0c4e72bed47c47c318e16d5c \
+    --hash=sha256:59a6c8b71a245800e923cb684a2dc0eac19c56493e2f896218fcf2571ed28984 \
+    --hash=sha256:5dde0eab40faaa5476133123f6a622a1cc3ac9b7af45d65690870620323308b4 \
+    --hash=sha256:61df4dee5d38ab65b26da8efd62d859a1eef7a34dcbc331299a28e24d04c59a7 \
+    --hash=sha256:62d8ddb058b8e87018e5dc26f3258e2c30daad4c87262dfeb0e2617dd84750e6 \
+    --hash=sha256:66c92ec7f95fd9732550ebedefcd190a8d81beaa97e89d523a0d17198a8bda4d \
+    --hash=sha256:843509ae9b93db5aaf1a6302085e30bddc1111d31e11d724584818f5b698f500 \
+    --hash=sha256:854421e328d47d70aa5abceacbe8eef231961b162c71cbe7ff3f47e235e2e5c5 \
+    --hash=sha256:97620c4af36e4c849e52661492e31dc36916df12571cb900d16960ab8e92a980 \
+    --hash=sha256:9acfa1cdc479e0dde528b61423855913d949a7f7fe09e276228298fef4589540 \
+    --hash=sha256:a77a60315c33393b2bd29d538d1ef026060a63d3a49a9233b779261bad9c3f71 \
+    --hash=sha256:b4fabb8cc9422efae1a925160083fdcbab8fdc96a8483441eb7457235df625bd \
+    --hash=sha256:bf1810635c00f7c45d93085611c995fc130009cec5abdc35b327156aa191f982 \
+    --hash=sha256:c01f409be619a9a0f5590389e37ccb58b47264939f0e8d58bfa1f3ba07d22671 \
+    --hash=sha256:c59227d7ba5b232281c26ae04fac2c73a79ad0e236bca5c44aae904a18f14faf \
+    --hash=sha256:c75e19971209fbbce891ebfd1b10c37320a5a28e8d438861c21d35305aedb81c \
+    --hash=sha256:ce0e2c88c8c985b7b9a7efcd06511fb0a1fe3ddd9a6cd2895ef1dbf9059719d7 \
+    --hash=sha256:d6477ba902dd2d7adda7f0fd3bfaeb92885d45993c9e1928c9f28fc3961415f7 \
+    --hash=sha256:d986b66ff722ef675b7ee22fbe5947a41f60a61a4da15579d5e276d897fbc7fa \
+    --hash=sha256:dd23848f877c3754f53a4903fb7a593ed100924f9b4bff7d5a4e2e8a7001ae11 \
+    --hash=sha256:e3f4d61f3a8195eac784f1d0c16c0a3105382c1b9a74d99ac4ba421da39a8826 \
+    --hash=sha256:e6b968543fde4119231c12c2a953dcf83349590ca631ba8216a8edf9cd4d36a9 \
+    --hash=sha256:e77bdf52185bdaf63d39f3e1ac3212e6cfa3ab07d509b94557a8902ce9c13c82 \
+    --hash=sha256:e79f1a3970d25f692bbb8c8c2637e621a66c0d60c109ab48d4a160f50856deff \
+    --hash=sha256:e7a0a8848726956e9d9fb18c977a279013daadf0cbb6725d2015a6dd57527992 \
+    --hash=sha256:e869da810ae35afb3019baa0d0306cdbab4760a54909c89ad8904fa629991812 \
+    --hash=sha256:e8acf6dd0434b211b3bd30d572d9e019831aae17a54016629fa8224783b22df8 \
+    --hash=sha256:e8fa20748de55d0021f83754b371432dca0439e02847962fc4c42a0e444c2d78 \
+    --hash=sha256:ea592e6a09b71cb7a7661dd93ac0b877a6228e2d677ebacbad0a4d118494c86d \
+    --hash=sha256:ec13a10715eef0e031858c1c23bfaee6cba02b97558e4a7bfa089dba4a8c2ebf \
+    --hash=sha256:f4da089f6dfdb822293bde576916492cd708c37c2501c3651adde39804630538
 joblib==1.1.0; python_version >= "3.7" \
     --hash=sha256:f21f109b3c7ff9d95f8387f752d0d9c34a02aa2f7060c2135f465da0e5160ff6 \
     --hash=sha256:4158fcecd13733f8be669be0683b96ebdbbd38d23559f54dca7205aea1bf1e35