diff --git a/joern-cli/frontends/csharpsrc2cpg/build.sbt b/joern-cli/frontends/csharpsrc2cpg/build.sbt
index 793ecdcb9d0f..86254afb1ee1 100644
--- a/joern-cli/frontends/csharpsrc2cpg/build.sbt
+++ b/joern-cli/frontends/csharpsrc2cpg/build.sbt
@@ -34,7 +34,7 @@ enablePlugins(JavaAppPackaging, LauncherJarPlugin)
 
 lazy val AstgenWin      = "dotnetastgen-win.exe"
 lazy val AstgenLinux    = "dotnetastgen-linux"
-lazy val AstgenLinuxArm = "dotnetastgen-linux-arm"
+lazy val AstgenLinuxArm = "dotnetastgen-linux-arm64"
 lazy val AstgenMac      = "dotnetastgen-macos"
 
 lazy val AllPlatforms = Seq(AstgenWin, AstgenLinux, AstgenLinuxArm, AstgenMac)
diff --git a/joern-cli/frontends/csharpsrc2cpg/src/main/resources/application.conf b/joern-cli/frontends/csharpsrc2cpg/src/main/resources/application.conf
index c0611d3e9557..f9f979f2f3be 100644
--- a/joern-cli/frontends/csharpsrc2cpg/src/main/resources/application.conf
+++ b/joern-cli/frontends/csharpsrc2cpg/src/main/resources/application.conf
@@ -1,3 +1,3 @@
 csharpsrc2cpg {
-    dotnetastgen_version: "0.29.0"
+    dotnetastgen_version: "0.34.0"
 }
diff --git a/joern-cli/frontends/csharpsrc2cpg/src/main/scala/io/joern/csharpsrc2cpg/utils/DotNetAstGenRunner.scala b/joern-cli/frontends/csharpsrc2cpg/src/main/scala/io/joern/csharpsrc2cpg/utils/DotNetAstGenRunner.scala
index 771525f5b166..776a22f5f334 100644
--- a/joern-cli/frontends/csharpsrc2cpg/src/main/scala/io/joern/csharpsrc2cpg/utils/DotNetAstGenRunner.scala
+++ b/joern-cli/frontends/csharpsrc2cpg/src/main/scala/io/joern/csharpsrc2cpg/utils/DotNetAstGenRunner.scala
@@ -64,7 +64,7 @@ class DotNetAstGenRunner(config: Config) extends AstGenRunnerBase(config) {
     metaData: AstGenProgramMetaData
   ): Try[Seq[String]] = {
     val excludeCommand = if (exclude.isEmpty) "" else s"-e \"$exclude\""
-    ExternalCommand.run(s"$astGenCommand -o ${out.toString()} -i $in $excludeCommand", ".")
+    ExternalCommand.run(s"$astGenCommand -o ${out.toString()} -i \"$in\" $excludeCommand", ".")
   }
 
 }