diff --git a/src/libcadet/SimulatorImpl.cpp b/src/libcadet/SimulatorImpl.cpp
index f0cac3bcc..000271dc1 100644
--- a/src/libcadet/SimulatorImpl.cpp
+++ b/src/libcadet/SimulatorImpl.cpp
@@ -1507,6 +1507,10 @@ namespace cadet
 		{
 			// Ensure numThreads >= 0
 			const int numThreads = paramProvider.getInt("NTHREADS");
+#ifndef CADET_PARALLELIZE
+			if (numThreads != 1)
+				throw InvalidParameterException("Non-Parallelized version of CADET-Core is used, but field NTHREADS demands " + std::to_string(numThreads) + " threads. Please set NTHREADS to 1 or use the multithreaded version of CADET-Core.");
+#endif // CADET_PARALLELIZE
 			_nThreads = std::max(numThreads, 0);
 		}
 		else
diff --git a/test/ColumnTests.cpp b/test/ColumnTests.cpp
index 3dcab63ca..140d6046c 100644
--- a/test/ColumnTests.cpp
+++ b/test/ColumnTests.cpp
@@ -470,7 +470,7 @@ namespace column
 			setupJson["solver"]["CONSISTENT_INIT_MODE"] = pp.getInt("CONSISTENT_INIT_MODE");
 		if (pp.exists("CONSISTENT_INIT_MODE_SENS"))
 			setupJson["solver"]["CONSISTENT_INIT_MODE_SENS"] = pp.getInt("CONSISTENT_INIT_MODE_SENS");
-		setupJson["solver"]["NTHREADS"] = pp.getInt("NTHREADS");
+		//setupJson["solver"]["NTHREADS"] = pp.getInt("NTHREADS");
 		nlohmann::json timeIntegrator;
 		pp.pushScope("time_integrator");
 		timeIntegrator["ABSTOL"] = copy ? pp.getDouble("ABSTOL") : 1e-8;
diff --git a/test/data/configuration_PBM_CSTR_growthSizeDep_benchmark1.json b/test/data/configuration_PBM_CSTR_growthSizeDep_benchmark1.json
index c6b80269c..7601b3563 100644
--- a/test/data/configuration_PBM_CSTR_growthSizeDep_benchmark1.json
+++ b/test/data/configuration_PBM_CSTR_growthSizeDep_benchmark1.json
@@ -697,7 +697,7 @@
         }
     },
     "solver": {
-        "NTHREADS": 8,
+        "NTHREADS": 1,
         "USER_SOLUTION_TIMES": [
             0.0,
             181.8181818181818,
diff --git a/test/data/configuration_PBM_CSTR_growth_benchmark1.json b/test/data/configuration_PBM_CSTR_growth_benchmark1.json
index 7f85d037a..5f5cced16 100644
--- a/test/data/configuration_PBM_CSTR_growth_benchmark1.json
+++ b/test/data/configuration_PBM_CSTR_growth_benchmark1.json
@@ -697,7 +697,7 @@
         }
     },
     "solver": {
-        "NTHREADS": 8,
+        "NTHREADS": 1,
         "USER_SOLUTION_TIMES": [
             0.0,
             181.8181818181818,
diff --git a/test/data/configuration_PBM_CSTR_primaryNucleationAndGrowth_benchmark1.json b/test/data/configuration_PBM_CSTR_primaryNucleationAndGrowth_benchmark1.json
index 64847d55a..8b3687d9a 100644
--- a/test/data/configuration_PBM_CSTR_primaryNucleationAndGrowth_benchmark1.json
+++ b/test/data/configuration_PBM_CSTR_primaryNucleationAndGrowth_benchmark1.json
@@ -697,7 +697,7 @@
         }
     },
     "solver": {
-        "NTHREADS": 8,
+        "NTHREADS": 1,
         "USER_SOLUTION_TIMES": [
             0.0,
             181.8181818181818,
diff --git a/test/data/configuration_PBM_CSTR_primaryNucleationGrowthGrowthRateDispersion_benchmark1.json b/test/data/configuration_PBM_CSTR_primaryNucleationGrowthGrowthRateDispersion_benchmark1.json
index cf50e32eb..f88fb7def 100644
--- a/test/data/configuration_PBM_CSTR_primaryNucleationGrowthGrowthRateDispersion_benchmark1.json
+++ b/test/data/configuration_PBM_CSTR_primaryNucleationGrowthGrowthRateDispersion_benchmark1.json
@@ -697,7 +697,7 @@
         }
     },
     "solver": {
-        "NTHREADS": 8,
+        "NTHREADS": 1,
         "USER_SOLUTION_TIMES": [
             0.0,
             181.8181818181818,
diff --git a/test/data/configuration_PBM_CSTR_primarySecondaryNucleationAndGrowth_benchmark1.json b/test/data/configuration_PBM_CSTR_primarySecondaryNucleationAndGrowth_benchmark1.json
index 77b1b9f8d..c8f20a885 100644
--- a/test/data/configuration_PBM_CSTR_primarySecondaryNucleationAndGrowth_benchmark1.json
+++ b/test/data/configuration_PBM_CSTR_primarySecondaryNucleationAndGrowth_benchmark1.json
@@ -697,7 +697,7 @@
         }
     },
     "solver": {
-        "NTHREADS": 8,
+        "NTHREADS": 1,
         "USER_SOLUTION_TIMES": [
             0.0,
             181.8181818181818,