diff --git a/deps/Versions.make b/deps/Versions.make
index 46cb02ff00ea1..d3b4dfb2a7d2d 100644
--- a/deps/Versions.make
+++ b/deps/Versions.make
@@ -36,4 +36,4 @@ OBJCONV_BB_REL = 0
 # Specify the version of the Mozilla CA Certificate Store to obtain.
 # The versions of cacert.pem are identified by the date (YYYY-MM-DD) of their changes.
 # See https://curl.haxx.se/docs/caextract.html for more details.
-MOZILLA_CACERT_VERSION := 2019-05-15
+MOZILLA_CACERT_VERSION := 2019-08-28
diff --git a/deps/checksums/cacert-2019-05-15.pem/md5 b/deps/checksums/cacert-2019-05-15.pem/md5
deleted file mode 100644
index 71ac52c69f597..0000000000000
--- a/deps/checksums/cacert-2019-05-15.pem/md5
+++ /dev/null
@@ -1 +0,0 @@
-f4a13fcdd32ca18c3e62c7a728ebb378
diff --git a/deps/checksums/cacert-2019-05-15.pem/sha512 b/deps/checksums/cacert-2019-05-15.pem/sha512
deleted file mode 100644
index ea95dce0719bd..0000000000000
--- a/deps/checksums/cacert-2019-05-15.pem/sha512
+++ /dev/null
@@ -1 +0,0 @@
-6dff0130bdc7c9b211d437598d6caf1b5bb7f7268ce66713e9701890f8924c98ab5a4c0df28dac4fdfea439ad61b46861d0c5b2986ac8c8b4a47218a2b9ba02f
diff --git a/deps/checksums/cacert-2019-08-28.pem/md5 b/deps/checksums/cacert-2019-08-28.pem/md5
new file mode 100644
index 0000000000000..c2b816d1ecd7f
--- /dev/null
+++ b/deps/checksums/cacert-2019-08-28.pem/md5
@@ -0,0 +1 @@
+6c8779e5755d9dddf677bf7a52d035ce
diff --git a/deps/checksums/cacert-2019-08-28.pem/sha512 b/deps/checksums/cacert-2019-08-28.pem/sha512
new file mode 100644
index 0000000000000..97b5e2963b7b4
--- /dev/null
+++ b/deps/checksums/cacert-2019-08-28.pem/sha512
@@ -0,0 +1 @@
+527e23d1e83381583cc2efe4625b01a00baa990afc877bb617727e8bffab17a0dc4f36b60162bad375b576ff09bc27acc7e0f095a34150f23d61825b8a7fb81f