diff --git a/Cargo.lock b/Cargo.lock
index 516f38e..e621f28 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -473,7 +473,7 @@ dependencies = [
  "mime 0.3.16",
  "mount",
  "multipart",
- "ndarray 0.15.3",
+ "ndarray 0.15.4",
  "ngrammatic",
  "persistent",
  "quick-xml",
@@ -1173,9 +1173,9 @@ dependencies = [
 
 [[package]]
 name = "matrixmultiply"
-version = "0.3.1"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a8a15b776d9dfaecd44b03c5828c2199cddff5247215858aac14624f8d6b741"
+checksum = "add85d4dd35074e6fedc608f8c8f513a3548619a9024b751949ef0e8e45a4d84"
 dependencies = [
  "rawpointer",
 ]
@@ -1397,11 +1397,11 @@ dependencies = [
 
 [[package]]
 name = "ndarray"
-version = "0.15.3"
+version = "0.15.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08e854964160a323e65baa19a0b1a027f76d590faba01f05c0cbc3187221a8c9"
+checksum = "dec23e6762830658d2b3d385a75aa212af2f67a4586d4442907144f3bb6a1ca8"
 dependencies = [
- "matrixmultiply 0.3.1",
+ "matrixmultiply 0.3.2",
  "num-complex 0.4.0",
  "num-integer",
  "num-traits 0.2.14",