diff --git a/src/main/java/net/fabricmc/loom/configuration/providers/MinecraftProviderImpl.java b/src/main/java/net/fabricmc/loom/configuration/providers/MinecraftProviderImpl.java
index 466543b..4cda3be 100644
--- a/src/main/java/net/fabricmc/loom/configuration/providers/MinecraftProviderImpl.java
+++ b/src/main/java/net/fabricmc/loom/configuration/providers/MinecraftProviderImpl.java
@@ -281,8 +281,13 @@ public class MinecraftProviderImpl extends DependencyProvider implements Minecra
 			}
 
 			String jarPath = null;
+			String[] versions = versionsList.split("\n");
 
-			for (String version : versionsList.split("\n")) {
+			if (versions.length != 1) {
+				throw new UnsupportedOperationException("Expected only 1 version in META-INF/versions.list, but got %d".formatted(versions.length));
+			}
+
+			for (String version : versions) {
 				if (version.isBlank()) continue;
 
 				String[] split = version.split("\t");
@@ -293,10 +298,9 @@ public class MinecraftProviderImpl extends DependencyProvider implements Minecra
 				final String id = split[1];
 				final String path = split[2];
 
-				if (minecraftVersion().equals(id)) {
-					jarPath = path;
-					break;
-				}
+				// Take the first (only) version we find.
+				jarPath = path;
+				break;
 			}
 
 			Objects.requireNonNull(jarPath, "Could not find minecraft server jar for " + minecraftVersion());
diff --git a/src/test/resources/projects/java16/gradle.properties b/src/test/resources/projects/java16/gradle.properties
index 24d2528..cdc647c 100644
--- a/src/test/resources/projects/java16/gradle.properties
+++ b/src/test/resources/projects/java16/gradle.properties
@@ -1,7 +1,7 @@
 org.gradle.jvmargs=-Xmx1G
 
-minecraft_version=21w44a
-yarn_mappings=21w44a+build.8
+minecraft_version=1.18-pre1
+yarn_mappings=1.18-pre1+build.2
 loader_version=0.12.5
 fabric_version=0.42.1+1.18