diff --git a/groovy/classes/ChangeFlags.groovy b/groovy/classes/ChangeFlags.groovy
index e36ce7c70..bc7e581ab 100644
--- a/groovy/classes/ChangeFlags.groovy
+++ b/groovy/classes/ChangeFlags.groovy
@@ -23,8 +23,8 @@ import static material.SuSyMaterials.*
 class ChangeFlags {
 	private static void setupSlurries(Material mat) {
 		def property = new FluidProperty()
-		property.enqueueRegistration(SusyFluidStorageKeys.SLURRY, new FluidBuilder())
-		property.enqueueRegistration(SusyFluidStorageKeys.IMPURE_SLURRY, new FluidBuilder())
+		property.enqueueRegistration(SusyFluidStorageKeys.SLURRY, new FluidBuilder().temperature(293))
+		property.enqueueRegistration(SusyFluidStorageKeys.IMPURE_SLURRY, new FluidBuilder().temperature(293))
 
 		mat.setProperty(PropertyKey.FLUID, property)
 	}
diff --git a/groovy/material/UnknownCompositionMaterials.groovy b/groovy/material/UnknownCompositionMaterials.groovy
index 2a60a5e1a..7753f67dc 100644
--- a/groovy/material/UnknownCompositionMaterials.groovy
+++ b/groovy/material/UnknownCompositionMaterials.groovy
@@ -1495,7 +1495,7 @@ public class UnknownCompositionMaterials {
                 .build();
 
         MolybdeniteFlueGas = new Material.Builder(4326, SuSyUtility.susyId('molybdenite_flue_gas'))
-                .liquid()
+                .gas()
                 .color(0x464e61)
                 .build();