diff --git a/ci/crossbeam-channel.sh b/ci/crossbeam-channel.sh
index 7820f6cde..abe70583a 100755
--- a/ci/crossbeam-channel.sh
+++ b/ci/crossbeam-channel.sh
@@ -11,4 +11,6 @@ cargo test -- --test-threads=1
 if [[ "$RUST_VERSION" == "nightly"* ]]; then
     cd benchmarks
     cargo check --bins
+
+    RUSTDOCFLAGS=-Dwarnings cargo doc --no-deps --all-features
 fi
diff --git a/ci/crossbeam-deque.sh b/ci/crossbeam-deque.sh
index 66c9b1f7e..fb53ab88c 100755
--- a/ci/crossbeam-deque.sh
+++ b/ci/crossbeam-deque.sh
@@ -7,3 +7,7 @@ export RUSTFLAGS="-D warnings"
 
 cargo check --bins --examples --tests
 cargo test
+
+if [[ "$RUST_VERSION" == "nightly"* ]]; then
+    RUSTDOCFLAGS=-Dwarnings cargo doc --no-deps --all-features
+fi
diff --git a/ci/crossbeam-epoch.sh b/ci/crossbeam-epoch.sh
index 7c9fd8ec2..995f81c0d 100755
--- a/ci/crossbeam-epoch.sh
+++ b/ci/crossbeam-epoch.sh
@@ -11,6 +11,8 @@ cargo test
 if [[ "$RUST_VERSION" == "nightly"* ]]; then
     cargo test --features nightly
 
+    RUSTDOCFLAGS=-Dwarnings cargo doc --no-deps --all-features
+
     if [[ "$OSTYPE" == "linux"* ]]; then
         ASAN_OPTIONS="detect_odr_violation=0 detect_leaks=0" \
         RUSTFLAGS="-Z sanitizer=address" \
diff --git a/ci/crossbeam-queue.sh b/ci/crossbeam-queue.sh
index d11faeccf..b15303b5b 100755
--- a/ci/crossbeam-queue.sh
+++ b/ci/crossbeam-queue.sh
@@ -7,3 +7,7 @@ export RUSTFLAGS="-D warnings"
 
 cargo check --bins --examples --tests
 cargo test
+
+if [[ "$RUST_VERSION" == "nightly"* ]]; then
+    RUSTDOCFLAGS=-Dwarnings cargo doc --no-deps --all-features
+fi
diff --git a/ci/crossbeam-skiplist.sh b/ci/crossbeam-skiplist.sh
index dbbd2cede..3928d42e4 100755
--- a/ci/crossbeam-skiplist.sh
+++ b/ci/crossbeam-skiplist.sh
@@ -10,4 +10,6 @@ cargo test
 
 if [[ "$RUST_VERSION" == "nightly"* ]]; then
     cargo test --features nightly
+
+    RUSTDOCFLAGS=-Dwarnings cargo doc --no-deps --all-features
 fi
diff --git a/ci/crossbeam-utils.sh b/ci/crossbeam-utils.sh
index 5228a59f3..4879687de 100755
--- a/ci/crossbeam-utils.sh
+++ b/ci/crossbeam-utils.sh
@@ -10,4 +10,6 @@ cargo test
 
 if [[ "$RUST_VERSION" == "nightly"* ]]; then
     cargo test --features nightly
+
+    RUSTDOCFLAGS=-Dwarnings cargo doc --no-deps --all-features
 fi
diff --git a/ci/crossbeam.sh b/ci/crossbeam.sh
index 4eb1773d7..99d4483bd 100755
--- a/ci/crossbeam.sh
+++ b/ci/crossbeam.sh
@@ -10,4 +10,6 @@ cargo test
 
 if [[ "$RUST_VERSION" == "nightly"* ]]; then
     cargo test --features nightly
+
+    RUSTDOCFLAGS=-Dwarnings cargo doc --no-deps --all-features
 fi