diff --git a/src/agent/Cargo.lock b/src/agent/Cargo.lock
index 5471ac57e0..042bdccba5 100644
--- a/src/agent/Cargo.lock
+++ b/src/agent/Cargo.lock
@@ -863,7 +863,7 @@ dependencies = [
  "regex",
  "thiserror",
  "winapi 0.3.9",
- "winreg 0.10.1",
+ "winreg 0.50.0",
 ]
 
 [[package]]
@@ -2143,7 +2143,7 @@ dependencies = [
  "urlparse",
  "uuid",
  "winapi 0.3.9",
- "winreg 0.10.1",
+ "winreg 0.50.0",
 ]
 
 [[package]]
@@ -3901,7 +3901,7 @@ dependencies = [
  "log",
  "os_pipe",
  "winapi 0.3.9",
- "winreg 0.10.1",
+ "winreg 0.50.0",
 ]
 
 [[package]]
@@ -4148,11 +4148,12 @@ dependencies = [
 
 [[package]]
 name = "winreg"
-version = "0.10.1"
+version = "0.50.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "80d0f4e272c85def139476380b12f9ac60926689dd2e01d4923222f40580869d"
+checksum = "524e57b2c537c0f9b1e69f1965311ec12182b4122e45035b1508cd24d2adadb1"
 dependencies = [
- "winapi 0.3.9",
+ "cfg-if 1.0.0",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
diff --git a/src/agent/dynamic-library/Cargo.toml b/src/agent/dynamic-library/Cargo.toml
index 9ef094435e..abbad1bc61 100644
--- a/src/agent/dynamic-library/Cargo.toml
+++ b/src/agent/dynamic-library/Cargo.toml
@@ -13,7 +13,7 @@ thiserror = "1.0"
 
 [target.'cfg(windows)'.dependencies]
 debugger = { path = "../debugger" }
-winreg = "0.10"
+winreg = "0.50"
 
 [dependencies.winapi]
 version = "0.3"
diff --git a/src/agent/onefuzz/Cargo.toml b/src/agent/onefuzz/Cargo.toml
index 7af53fac93..cad6db4a40 100644
--- a/src/agent/onefuzz/Cargo.toml
+++ b/src/agent/onefuzz/Cargo.toml
@@ -48,7 +48,7 @@ stacktrace-parser = { path = "../stacktrace-parser" }
 backoff = { version = "0.4", features = ["tokio"] }
 
 [target.'cfg(target_family = "windows")'.dependencies]
-winreg = "0.10"
+winreg = "0.50"
 input-tester = { path = "../input-tester" }
 debugger = { path = "../debugger" }
 winapi = { version = "0.3", features = ["impl-default", "psapi"] }
diff --git a/src/agent/win-util/Cargo.toml b/src/agent/win-util/Cargo.toml
index 9ef35c2d17..bd7b17acc5 100644
--- a/src/agent/win-util/Cargo.toml
+++ b/src/agent/win-util/Cargo.toml
@@ -12,7 +12,7 @@ log = "0.4"
 os_pipe = "1.1"
 
 [target.'cfg(windows)'.dependencies]
-winreg = "0.10"
+winreg = "0.50"
 
 [dependencies.winapi]
 version = "0.3"