diff --git a/fusb302b/Cargo.toml b/fusb302b/Cargo.toml
index aee6516..a7a29ea 100644
--- a/fusb302b/Cargo.toml
+++ b/fusb302b/Cargo.toml
@@ -9,6 +9,10 @@ homepage = "https://github.com/fmckeogh/usb-pd-rs"
 license = "MIT"
 keywords = ["nostd", "usb-pd", "driver", "embedded", "fusb302b"]
 
+[lib]
+harness = false # do not use the built-in cargo test harness -> resolve rust-analyzer errors
+test = false
+
 [dependencies]
 byteorder = { version = "1.5.0", default-features = false }
 embedded-hal-async = "1.0.0"
diff --git a/pd-interceptor/Cargo.toml b/pd-interceptor/Cargo.toml
index 529d519..cddf883 100644
--- a/pd-interceptor/Cargo.toml
+++ b/pd-interceptor/Cargo.toml
@@ -3,6 +3,11 @@ name = "pd-interceptor"
 version = "0.1.0"
 edition = "2021"
 
+[[bin]]
+name = "pd-interceptor"
+harness = false # do not use the built-in cargo test harness -> resolve rust-analyzer errors
+test = false
+
 [dependencies]
 cortex-m = { version = "0.7.7", features = ["critical-section-single-core"] }
 cortex-m-rt = "0.7.4"
diff --git a/usb-pd/Cargo.toml b/usb-pd/Cargo.toml
index 9ddd568..6cbda88 100644
--- a/usb-pd/Cargo.toml
+++ b/usb-pd/Cargo.toml
@@ -9,6 +9,10 @@ homepage = "https://github.com/fmckeogh/usb-pd-rs"
 license = "MIT"
 keywords = ["nostd", "usb-pd", "power", "embedded"]
 
+[lib]
+harness = false # do not use the built-in cargo test harness -> resolve rust-analyzer errors
+test = false
+
 [dependencies]
 proc-bitfield = "0.4.0"
 byteorder = { version = "1.5.0", default-features = false }