diff --git a/panda/src/linmath/config_linmath.cxx b/panda/src/linmath/config_linmath.cxx
index 89ebef9b4e..05e465c98a 100644
--- a/panda/src/linmath/config_linmath.cxx
+++ b/panda/src/linmath/config_linmath.cxx
@@ -32,9 +32,7 @@ ConfigureFn(config_linmath) {
 // Set this true to doublecheck the quaternion-hpr compose and
 // decompose operations against the quaternion-matrix and matrix-hpr
 // operations.  This only has effect if NDEBUG is not defined.
-
-// The default is true for now.
-const bool paranoid_hpr_quat = config_linmath.GetBool("paranoid-hpr-quat", true);
+const bool paranoid_hpr_quat = config_linmath.GetBool("paranoid-hpr-quat", false);
 
 // Set this true to compute hpr's correctly.  Presently, we apply
 // these in the wrong order, and roll is backwards relative to the
diff --git a/panda/src/pgraph/config_pgraph.cxx b/panda/src/pgraph/config_pgraph.cxx
index 0e7593c111..a1023ccc54 100644
--- a/panda/src/pgraph/config_pgraph.cxx
+++ b/panda/src/pgraph/config_pgraph.cxx
@@ -99,9 +99,7 @@ const bool unambiguous_graph = config_pgraph.GetBool("unambiguous-graph", false)
 // Set this true to double-check the componentwise transform compose
 // (or invert) operation against the equivalent matrix-based
 // operation.  This has no effect if NDEBUG is defined.
-
-// Default is true for now.
-const bool paranoid_compose = config_pgraph.GetBool("paranoid-compose", true);
+const bool paranoid_compose = config_pgraph.GetBool("paranoid-compose", false);
 
 // Set this true to perform componentwise compose and invert
 // operations at all.  If this is false, the compositions are computed