diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 6414fef..e89ad22 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -8,6 +8,8 @@ arrow = "2.2.3"               # https://github.com/arrow-kt/arrow/releases
 
 kotlinx-coroutines = "1.11.0" # https://github.com/Kotlin/kotlinx.coroutines/releases
 
+slf4j = "2.0.17"                # https://central.sonatype.com/artifact/org.slf4j/slf4j-simple
+
 [plugins]
 
 [libraries]
@@ -24,4 +26,6 @@ arrow-core = { module = "io.arrow-kt:arrow-core", version.ref = "arrow" }
 
 kotlinx-coroutines = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-core", version.ref = "kotlinx-coroutines" }
 
+slf4j-simple = { module = "org.slf4j:slf4j-simple", version.ref = "slf4j" }
+
 [bundles]
diff --git a/server/build.gradle.kts b/server/build.gradle.kts
index eb7b9df..a46fba9 100644
--- a/server/build.gradle.kts
+++ b/server/build.gradle.kts
@@ -32,7 +32,9 @@ kotlin {
 		implementation(libsCommon.kotlin.test)
 		implementation(libs.ktor.server.contentNegotiation)
 		implementation(libs.ktor.client.contentNegotiation)
+		implementation(libs.ktor.client.logging)
 		implementation(libs.ktor.kotlinxJson)
+		implementation(libs.slf4j.simple)
 		implementation(projects.client)
 		implementation(projects.clientArrow)
 	}
diff --git a/server/src/commonTest/resources/simplelogger.properties b/server/src/commonTest/resources/simplelogger.properties
new file mode 100644
index 0000000..e0f0d79
--- /dev/null
+++ b/server/src/commonTest/resources/simplelogger.properties
@@ -0,0 +1 @@
+org.slf4j.simpleLogger.defaultLogLevel=trace
-- 
2.51.2


From 8ad1df1c69fdaff069c54cdc9c2b8c91686c977a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ivan=20=E2=80=9CCLOVIS=E2=80=9D=20Canet?=
 <ivan.canet@gmail.com>
Date: Wed, 1 Jul 2026 09:30:11 +0200
Subject: [PATCH 2/2] fix(client): Fix whitespace being trimmed in request URLs

Closes #31
---
 client/src/commonMain/kotlin/Client.kt        |  4 +-
 .../kotlin/BlankPathRegresssionTest.kt        | 52 +++++++++++++++++++
 server/src/commonTest/kotlin/ServerTests.kt   |  1 +
 3 files changed, 56 insertions(+), 1 deletion(-)
 create mode 100644 server/src/commonTest/kotlin/BlankPathRegresssionTest.kt

diff --git a/client/src/commonMain/kotlin/Client.kt b/client/src/commonMain/kotlin/Client.kt
index 06ed990..cb61dc5 100644
--- a/client/src/commonMain/kotlin/Client.kt
+++ b/client/src/commonMain/kotlin/Client.kt
@@ -61,7 +61,9 @@ suspend inline fun <reified In : Any, reified Out : Any, reified Failure : Failu
 ): SpineResponse<Out, Failure> {
 	val result = request {
 		method = endpoint.data.method
-		url(endpoint.path.toString())
+		url {
+			pathSegments = endpoint.path.segments.map { it.text }
+		}
 
 		for ((name, values) in endpoint.data.buildParameters(HashMap()).apply(parameters).data)
 			for (value in values)
diff --git a/server/src/commonTest/kotlin/BlankPathRegresssionTest.kt b/server/src/commonTest/kotlin/BlankPathRegresssionTest.kt
new file mode 100644
index 0000000..771b98b
--- /dev/null
+++ b/server/src/commonTest/kotlin/BlankPathRegresssionTest.kt
@@ -0,0 +1,52 @@
+package opensavvy.spine.typed.server
+
+import io.ktor.serialization.kotlinx.json.*
+import opensavvy.prepared.compat.ktor.preparedClient
+import opensavvy.prepared.compat.ktor.preparedServer
+import opensavvy.prepared.suite.SuiteDsl
+import opensavvy.spine.api.*
+import opensavvy.spine.client.bodyOrThrow
+import opensavvy.spine.client.request
+import opensavvy.spine.server.respond
+import opensavvy.spine.server.route
+import io.ktor.client.plugins.contentnegotiation.ContentNegotiation as ClientContentNegotiation
+import io.ktor.server.plugins.contentnegotiation.ContentNegotiation as ServerContentNegotiation
+
+private object MinimalSpineApi : RootResource("api") {
+	object Profiles : StaticResource<MinimalSpineApi>("profiles", MinimalSpineApi) {
+		object Username : DynamicResource<Profiles>("username", Profiles) {
+			val get by get()
+				.response<String>()
+		}
+	}
+}
+
+private val blankPathServer by preparedServer {
+	install(ServerContentNegotiation) { json() }
+	routing {
+		route(MinimalSpineApi.Profiles.Username.get) {
+			val id = idOf(MinimalSpineApi.Profiles.Username)
+			respond(id)
+		}
+	}
+}
+
+private val blankPathClient by blankPathServer.preparedClient {
+	install(ClientContentNegotiation) { json() }
+}
+
+fun SuiteDsl.blankPathRegressionTest() = suite("Blank path") {
+	test("URL-encoded spaces should be accepted as path segments") {
+		val result = blankPathClient().request(
+			MinimalSpineApi / MinimalSpineApi.Profiles / MinimalSpineApi.Profiles.Username("%20") / MinimalSpineApi.Profiles.Username.get
+		).bodyOrThrow()
+		check(result == "%20")
+	}
+
+	test("Literal whitespace should be accepted as path segments") {
+		val result = blankPathClient().request(
+			MinimalSpineApi / MinimalSpineApi.Profiles / MinimalSpineApi.Profiles.Username(" ") / MinimalSpineApi.Profiles.Username.get
+		).bodyOrThrow()
+		check(result == " ")
+	}
+}
diff --git a/server/src/commonTest/kotlin/ServerTests.kt b/server/src/commonTest/kotlin/ServerTests.kt
index c00d900..b075642 100644
--- a/server/src/commonTest/kotlin/ServerTests.kt
+++ b/server/src/commonTest/kotlin/ServerTests.kt
@@ -4,4 +4,5 @@ import opensavvy.prepared.runner.testballoon.preparedSuite
 
 val ServerTests by preparedSuite {
 	routeTest()
+	blankPathRegressionTest()
 }