diff --git a/serde/Cargo.toml b/serde/Cargo.toml
index 947ad8ec..05cce2a7 100644
--- a/serde/Cargo.toml
+++ b/serde/Cargo.toml
@@ -26,6 +26,7 @@ features = ["derive", "rc", "unstable"]
 targets = ["x86_64-unknown-linux-gnu"]
 rustdoc-args = [
     "--generate-link-to-definition",
+    "--generate-macro-expansion",
     "--extern-html-root-url=core=https://doc.rust-lang.org",
     "--extern-html-root-url=alloc=https://doc.rust-lang.org",
     "--extern-html-root-url=std=https://doc.rust-lang.org",
diff --git a/serde_core/Cargo.toml b/serde_core/Cargo.toml
index 753278c4..3333f0a5 100644
--- a/serde_core/Cargo.toml
+++ b/serde_core/Cargo.toml
@@ -25,6 +25,7 @@ features = ["rc", "result", "unstable"]
 targets = ["x86_64-unknown-linux-gnu"]
 rustdoc-args = [
     "--generate-link-to-definition",
+    "--generate-macro-expansion",
     "--extern-html-root-url=core=https://doc.rust-lang.org",
     "--extern-html-root-url=alloc=https://doc.rust-lang.org",
     "--extern-html-root-url=std=https://doc.rust-lang.org",
diff --git a/serde_derive/Cargo.toml b/serde_derive/Cargo.toml
index 39c323e2..d4a92a31 100644
--- a/serde_derive/Cargo.toml
+++ b/serde_derive/Cargo.toml
@@ -34,6 +34,7 @@ serde = { version = "1", path = "../serde" }
 targets = ["x86_64-unknown-linux-gnu"]
 rustdoc-args = [
     "--generate-link-to-definition",
+    "--generate-macro-expansion",
     "--extern-html-root-url=core=https://doc.rust-lang.org",
     "--extern-html-root-url=alloc=https://doc.rust-lang.org",
     "--extern-html-root-url=std=https://doc.rust-lang.org",
diff --git a/serde_derive_internals/Cargo.toml b/serde_derive_internals/Cargo.toml
index 4e494c83..abcc11dd 100644
--- a/serde_derive_internals/Cargo.toml
+++ b/serde_derive_internals/Cargo.toml
@@ -24,6 +24,7 @@ syn = { workspace = true, features = ["clone-impls", "derive", "parsing", "print
 targets = ["x86_64-unknown-linux-gnu"]
 rustdoc-args = [
     "--generate-link-to-definition",
+    "--generate-macro-expansion",
     "--extern-html-root-url=core=https://doc.rust-lang.org",
     "--extern-html-root-url=alloc=https://doc.rust-lang.org",
     "--extern-html-root-url=std=https://doc.rust-lang.org",