diff --git a/.gitignore b/.gitignore
index 4f54ad852c9e32935fcce1dcca9163c4d275506a..638a2dcdb01a3cf7c69f5ea947a4b7e5e219308b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
 .dirstamp
 .DS_Store
 .idea
+.hypothesis/
 .vscode
 *.dSYM
 *.egg-info
diff --git a/lal/.gitignore b/lal/.gitignore
index 1398dd3861c3c5eb2e3fb23a0af07884fb15e752..5b59c71d876b4c5807330a61dae6f931a9d36d69 100644
--- a/lal/.gitignore
+++ b/lal/.gitignore
@@ -1,4 +1,3 @@
-__pycache__
 .adoc
 .deps
 .dvi-dep
diff --git a/lalapps/.gitignore b/lalapps/.gitignore
index 8a98d994cf46316bb4917f454a12f837a0d14870..9f1a249dae0054d015c8ef00dadbe7c29f055fa2 100644
--- a/lalapps/.gitignore
+++ b/lalapps/.gitignore
@@ -1,4 +1,3 @@
-__pycache__
 .deps
 .libs
 *.aux
diff --git a/lalburst/.gitignore b/lalburst/.gitignore
index aee14c4008773213316d1db2add2527de7f64fd1..2cdf5b05bbeca0fc1584cfed4b5f8a176bbc003b 100644
--- a/lalburst/.gitignore
+++ b/lalburst/.gitignore
@@ -1,4 +1,3 @@
-__pycache__
 .deps
 .libs
 *.la
diff --git a/lalframe/.gitignore b/lalframe/.gitignore
index 254c4568b63f53d2e247b5ee9e974005bc5e1fa3..624a19ceab578e204ce7739a1d29e010537f4efe 100644
--- a/lalframe/.gitignore
+++ b/lalframe/.gitignore
@@ -1,4 +1,3 @@
-__pycache__
 .deps
 .libs
 *.la
diff --git a/lalinference/.gitignore b/lalinference/.gitignore
index e03ac8a210bfb157d9aae92774cee036399e33d5..4812a469b4df959492f559e5532cf6af1368f3ec 100644
--- a/lalinference/.gitignore
+++ b/lalinference/.gitignore
@@ -1,4 +1,3 @@
-__pycache__
 .deps
 .libs
 *.la
diff --git a/lalinspiral/.gitignore b/lalinspiral/.gitignore
index a5c4c73f91889fc6cd3c780891029a1f82982401..afee896cc5efd0d1eab6427f16260f19bba7ee83 100644
--- a/lalinspiral/.gitignore
+++ b/lalinspiral/.gitignore
@@ -1,4 +1,3 @@
-__pycache__
 .deps
 .libs
 *.la
diff --git a/lalmetaio/.gitignore b/lalmetaio/.gitignore
index b7122358679b19c945b59081d89e3cac56404445..b26b2166d44746af4ff98e6dfd6b671f51f68a4c 100644
--- a/lalmetaio/.gitignore
+++ b/lalmetaio/.gitignore
@@ -1,4 +1,3 @@
-__pycache__
 .deps
 .libs
 *.la
diff --git a/lalpulsar/.gitignore b/lalpulsar/.gitignore
index 06718b2faab05383b59e28b721e5562d3cb132a5..46444abf6aa8c5487952ba99ef2bae743f23315b 100644
--- a/lalpulsar/.gitignore
+++ b/lalpulsar/.gitignore
@@ -1,4 +1,3 @@
-__pycache__
 .deps
 .libs
 *.la
diff --git a/lalsimulation/.gitignore b/lalsimulation/.gitignore
index db2ba49bbb3dbd9d8fcfaa998658bedc6269d5d6..a0df9c30dfbebeec843df99a915e9876055f81ce 100644
--- a/lalsimulation/.gitignore
+++ b/lalsimulation/.gitignore
@@ -1,4 +1,3 @@
-__pycache__
 .deps
 .libs
 *.la