diff --git a/examples/heatTransfer/read/heatRead_adios2.cpp b/examples/heatTransfer/read/heatRead_adios2.cpp
index abbe5ac6900ca4df3b8ba5a5d99783ac2b76aa64..dd8ef0cf0e7038a99eae8e3d7a90c71ced2d9f15 100644
--- a/examples/heatTransfer/read/heatRead_adios2.cpp
+++ b/examples/heatTransfer/read/heatRead_adios2.cpp
@@ -55,11 +55,11 @@ int main(int argc, char *argv[])
         // if not defined by user, we can change the default settings
         // BPFileWriter is the default engine
         bpReaderIO.SetEngine("ADIOS1Reader");
-        bpReaderIO.SetParameters({"num_threads=2"});
+        bpReaderIO.SetParameters({{"num_threads", "2"}});
 
         // ISO-POSIX file is the default transport
         // Passing parameters to the transport
-        bpReaderIO.AddTransport("File", {"verbose=4"});
+        bpReaderIO.AddTransport("File", {{"verbose", "4"}});
     }
 
     auto bpReader =
diff --git a/examples/hello/adios1Writer/helloADIOS1Writer.cpp b/examples/hello/adios1Writer/helloADIOS1Writer.cpp
index 71e5c042a14df873065c55009dc91c090a659015..aa4a075b3eab992899094967aba67c8a5bb52407 100644
--- a/examples/hello/adios1Writer/helloADIOS1Writer.cpp
+++ b/examples/hello/adios1Writer/helloADIOS1Writer.cpp
@@ -42,7 +42,7 @@ int main(int argc, char *argv[])
          * Parameters, Transports, and Execution: Engines */
         adios2::IO &adios1IO = adios.DeclareIO("ADIOS1IO");
         adios1IO.SetEngine("ADIOS1Writer");
-        adios1IO.AddTransport("file", {"library=MPI"});
+        adios1IO.AddTransport("file", {{"library", "MPI"}});
 
         /** global array : name, { shape (total) }, { start (local) }, { count
          * (local) }, all are constant dimensions */