diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e72d5db..88b3b6c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
 
       - name: Setup rust tooling
         run: |
-          rustup override set 1.82
+          rustup override set 1.83
           rustup component add rustfmt clippy
 
       - uses: ./.github/actions/ci
@@ -49,7 +49,7 @@ jobs:
 
       - name: Setup rust tooling
         run: |
-          rustup override set 1.82
+          rustup override set 1.83
           rustup component add rustfmt clippy
           rustup target add x86_64-unknown-linux-musl
 
diff --git a/.github/workflows/manual-publish.yml b/.github/workflows/manual-publish.yml
index e884301..9f350b0 100644
--- a/.github/workflows/manual-publish.yml
+++ b/.github/workflows/manual-publish.yml
@@ -19,7 +19,7 @@ jobs:
 
       - name: Setup rust tooling
         run: |
-          rustup override set 1.82
+          rustup override set 1.83
           rustup component add rustfmt clippy
 
       - uses: ./.github/actions/ci
diff --git a/.github/workflows/release-please.yml b/.github/workflows/release-please.yml
index 9950aef..2078f4c 100644
--- a/.github/workflows/release-please.yml
+++ b/.github/workflows/release-please.yml
@@ -24,7 +24,7 @@ jobs:
       - name: Setup rust tooling
         if: ${{ steps.release.outputs['launchdarkly-server-sdk--release_created'] == 'true' }}
         run: |
-          rustup override set 1.82
+          rustup override set 1.83
           rustup component add rustfmt clippy
 
       - uses: launchdarkly/gh-actions/actions/release-secrets@release-secrets-v1.2.0
diff --git a/contract-tests/Cargo.toml b/contract-tests/Cargo.toml
index 67b713f..228327a 100644
--- a/contract-tests/Cargo.toml
+++ b/contract-tests/Cargo.toml
@@ -2,7 +2,7 @@
 name = "contract-tests"
 version = "0.1.0"
 edition = "2021"
-rust-version = "1.82.0"  # MSRV
+rust-version = "1.83.0"  # MSRV
 license = "Apache-2.0"
 
 [dependencies]
diff --git a/launchdarkly-server-sdk/Cargo.toml b/launchdarkly-server-sdk/Cargo.toml
index ff418ff..2001c40 100644
--- a/launchdarkly-server-sdk/Cargo.toml
+++ b/launchdarkly-server-sdk/Cargo.toml
@@ -4,7 +4,7 @@ description = "LaunchDarkly Server-Side SDK"
 version = "2.6.1"
 authors = ["LaunchDarkly"]
 edition = "2021"
-rust-version = "1.82.0"  # MSRV
+rust-version = "1.83.0"  # MSRV
 license = "Apache-2.0"
 homepage = "https://docs.launchdarkly.com/sdk/server-side/rust"
 repository = "https://github.com/launchdarkly/rust-server-sdk"
@@ -20,7 +20,7 @@ features = ["event-compression"]
 chrono = "0.4.19"
 crossbeam-channel = "0.5.1"
 data-encoding = "2.3.2"
-eventsource-client = { version = "0.14.0", default-features = false }
+eventsource-client = { version = "0.16.0", default-features = false }
 futures = "0.3.12"
 lazy_static = "1.4.0"
 log = "0.4.14"