diff --git a/third_party/abseil-cpp b/third_party/abseil-cpp
index 372124e6..c6b27359 160000
--- a/third_party/abseil-cpp
+++ b/third_party/abseil-cpp
@@ -1 +1 @@
-Subproject commit 372124e6af36a540e74a2ec31d79d7297a831f98
+Subproject commit c6b27359c3d27438b1313dddd7598914c1274a50
diff --git a/third_party/cctz b/third_party/cctz
index 4f257821..d1397431 160000
--- a/third_party/cctz
+++ b/third_party/cctz
@@ -1 +1 @@
-Subproject commit 4f2578218c598f075a19245be842e69a1865a929
+Subproject commit d1397431006ea1362a5914d4a90b265d0c7c6f2c
diff --git a/third_party/yaml-cpp b/third_party/yaml-cpp
index b11eaf16..84459a7f 160000
--- a/third_party/yaml-cpp
+++ b/third_party/yaml-cpp
@@ -1 +1 @@
-Subproject commit b11eaf16310d3ceab04db3d07dd3f90b05a661a5
+Subproject commit 84459a7f982ea4d10e943237b2e9c71afdab6a45
diff --git a/third_party/yosys b/third_party/yosys
index 118b2829..8e1e2b9a 160000
--- a/third_party/yosys
+++ b/third_party/yosys
@@ -1 +1 @@
-Subproject commit 118b2829db18b8399ae1eb174e8295717d422544
+Subproject commit 8e1e2b9a39fa6eb340165bfbf87509c4df26db6b