diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
index ac0eb6901..612e40d0e 100644
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -9,7 +9,7 @@ endif ()
 
 find_package(Sphinx)
 if(NOT SPHINX_EXECUTABLE)
-  message(STATUS "Documentation generation disabled (requires sphinx)")
+  message(STATUS "Target doc disabled (requires sphinx, see requirements.txt)")
   return()
 endif()
 
diff --git a/include/mp/flat/redef/conic/cones.h b/include/mp/flat/redef/conic/cones.h
index 72b33ccd8..baba7b5ff 100644
--- a/include/mp/flat/redef/conic/cones.h
+++ b/include/mp/flat/redef/conic/cones.h
@@ -203,7 +203,7 @@ class ConicConverter : public MCKeeper<MCType> {
                         "solver might not accept the model.\n"
                         "Try to express all cones in standard forms,\n"
                         "not in the objective.\n"
-                        "See mp.ampl.com/model-guide.html.");
+                        "See mp.ampl.com/modeling-expressions.html#conic-optimization.");
       }
     }
   }
diff --git a/include/mp/flat/sol_check.h b/include/mp/flat/sol_check.h
index 2f4ae18dd..18565c605 100644
--- a/include/mp/flat/sol_check.h
+++ b/include/mp/flat/sol_check.h
@@ -52,7 +52,7 @@ class SolutionChecker {
           warn += msgreal;
           warn += "*: Using the solver's aux variable values.\n";
         }
-        warn += "Documentation: mp.ampl.com/modeling-tools.html.";
+        warn += "Documentation: mp.ampl.com/modeling-tools.html#automatic-solution-check.";
         // Should messages for realistic and idealistic
         // modes be more coordinated?
         // I.e., when no expressions.
diff --git a/solvers/mosek/mosekbackend.cc b/solvers/mosek/mosekbackend.cc
index 0056fe252..1b53ad0f9 100644
--- a/solvers/mosek/mosekbackend.cc
+++ b/solvers/mosek/mosekbackend.cc
@@ -227,7 +227,7 @@ void MosekBackend::Solve() {
                "make sure they have standard SOCP forms, and\n"
                "the objective is linear by moving the\n"
                "quadratic terms into auxiliary SOC constraints.\n"
-               "See mp.ampl.com/model-guide.html.");
+               "See mp.ampl.com/modeling-expressions.html#conic-optimization.");
 
   }
   MOSEK_CCALL( res );