The present invention relates to methods for generating or increasing resistance to at least one fungi, in particular soy bean rust, in a plant or a part of a plant by the expression of RNA which is at least partial complementary and/or identical to the STM1-gene, wherein the RNA is capable to provide ds-RNA and/or siRNA and/or miRNA. Moreover, the invention relates to respective plants, parts thereof and vector constructs capable to provide such RNA and the use of such vector constructs to provide fungal resistant plants.