diff --git a/src/backend/executor/execQual.c b/src/backend/executor/execQual.c
index 8bc086fc404dd831b26549032897fb60bb970764..5e38c20ca6805f8be18d384cb9ff0c5b6403ef1f 100644
--- a/src/backend/executor/execQual.c
+++ b/src/backend/executor/execQual.c
@@ -296,7 +296,7 @@ ExecEvalArrayRef(ArrayRefExprState *astate,
 			ereport(ERROR,
 					(errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 					 errmsg("number of array dimensions (%d) exceeds the maximum allowed (%d)",
-							i, MAXDIM)));
+							i + 1, MAXDIM)));
 
 		upper.indx[i++] = DatumGetInt32(ExecEvalExpr(eltstate,
 													 econtext,
@@ -324,7 +324,7 @@ ExecEvalArrayRef(ArrayRefExprState *astate,
 				ereport(ERROR,
 						(errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 						 errmsg("number of array dimensions (%d) exceeds the maximum allowed (%d)",
-								i, MAXDIM)));
+								j + 1, MAXDIM)));
 
 			lower.indx[j++] = DatumGetInt32(ExecEvalExpr(eltstate,
 														 econtext,
diff --git a/src/backend/utils/adt/arrayfuncs.c b/src/backend/utils/adt/arrayfuncs.c
index d5391e8b983a0df4827b03b105272a665345bb89..931c6953cb3cb9b8961aebe5f7d58b2644a076e1 100644
--- a/src/backend/utils/adt/arrayfuncs.c
+++ b/src/backend/utils/adt/arrayfuncs.c
@@ -202,7 +202,7 @@ array_in(PG_FUNCTION_ARGS)
 			ereport(ERROR,
 					(errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 					 errmsg("number of array dimensions (%d) exceeds the maximum allowed (%d)",
-							ndim, MAXDIM)));
+							ndim + 1, MAXDIM)));
 
 		for (q = p; isdigit((unsigned char) *q) || (*q == '-') || (*q == '+'); q++);
 		if (q == p)				/* no digits? */
@@ -481,7 +481,7 @@ ArrayCount(const char *str, int *dim, char typdelim)
 							ereport(ERROR,
 									(errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 									 errmsg("number of array dimensions (%d) exceeds the maximum allowed (%d)",
-											nest_level, MAXDIM)));
+											nest_level + 1, MAXDIM)));
 						temp[nest_level] = 0;
 						nest_level++;
 						if (ndim < nest_level)
diff --git a/src/pl/plpgsql/src/pl_exec.c b/src/pl/plpgsql/src/pl_exec.c
index 3e40945e35d21660897f31eeeebfb33904eca347..b685841d971edeca3f73d7e30fe798c58a81a030 100644
--- a/src/pl/plpgsql/src/pl_exec.c
+++ b/src/pl/plpgsql/src/pl_exec.c
@@ -3786,7 +3786,7 @@ exec_assign_value(PLpgSQL_execstate *estate,
 						ereport(ERROR,
 								(errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
 								 errmsg("number of array dimensions (%d) exceeds the maximum allowed (%d)",
-										nsubscripts, MAXDIM)));
+										nsubscripts + 1, MAXDIM)));
 					subscripts[nsubscripts++] = arrayelem->subscript;
 					target = estate->datums[arrayelem->arrayparentno];
 				} while (target->dtype == PLPGSQL_DTYPE_ARRAYELEM);